For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB 50 Amplifier. Amp schematic diagram on an 11 X 17 center page. Five other regular sized pages have information for tubes, modification in power supply circuit, mic and phonograph input connections, output, controls, operation, accessories, installation, if trouble occurs...Power ConsumptionHum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete reprint in very good condition with five regular size pages and one 11 X 17 schematic page. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB35 Amplifier. Amp schematic diagram on 11 X 17 center page. Four other regular sized pages with information for tubes, input/output connections, controls, auxiliary, If trouble occurs, operation, accessories, SR2 Remote Controller,... Power ConsumptionHum and NoiseGain Sensitivity Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Clear reprint in very good condition with four regular size printed pages and one larger 11 X 17 schematic center page. Airmail ShippingNo customs import duty for this shipment. Protected in a waterproof covering and a well sealed package with a cardboard insert.Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB 35A Amplifier. Amp schematic diagram on an 11 X 17 center page. Five other regular sized pages have information for tube replacement, balancing output tubes mic and phonograph input connections, output, controls, operation,...Power ConsumptionHum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete, clear reprint. Airmail ShippingNo customs import duty for this shipment. Protected in a waterproof covering and a well sealed package with a cardboard insert.Thank you from Canada.

Introducing the Bogen Challenger C-20A, an audio amplifier that delivers powerful and clear sound for all your audio needs. With 20 watts of output power, this amplifier is perfect for enhancing your home audio system or for use in small events and gatherings. The Bogen Challenger C-20A is designed with quality and durability in mind, featuring a sleek and compact design that easily fits in any space. Its brand, Bogen, is known for producing top-notch audio equipment that meets the highest standards in the industry. Whether youre a music enthusiast or an audio professional, the Bogen Challenger C-20A is a perfect choice for your audio needs.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB 50 Amplifier. Amp schematic diagram on an 11 X 17 center page. Five other regular sized pages have information for tubes, modification in power supply circuit, mic and phonograph input connections, output, controls, operation, accessories, installation, if trouble occurs...Power ConsumptionHum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete reprint in very good condition with five regular size pages and one 11 X 17 schematic page. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB 50 Amplifier. Amp schematic diagram on an 11 X 17 center page. Five other regular sized pages have information for tubes, modification in power supply circuit, mic and phonograph input connections, output, controls, operation, accessories, installation, if trouble occurs...Power ConsumptionHum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete clear reprint in very good condition with five regular size pages and one 11 X 17 schematic page. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger Model CHB 100 Amplifier. Schematic diagram is on 11 X 17 center page. Five other regular sized pages with information for tube replacement, balancing output tubes, fuse, microphone and phono input connections, auxiliary power, bass and treble...Power ConsumptionHum and NoiseGain Sensitivity Input Impedance Outputs 4, 8, 16 ohm speaker, 25-volt & 75 volt line Voltage chartQuick disconnect sockets & connectionsRemote controllerRear view diagram of amp with labels. Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete reprint in very good condition. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the Challenger CHA33 /Y Tube Amplifier. Amp schematic diagram on 11 X 17 center page. Three other regular sized pages with information for tubes, tube location diagram, rear panel view labelled diagram , controls, operation, cage removal,..Power RequirementsHum and NoiseGain Sensitivity Input and output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Clear reprint with three regular size printed pages and one larger 11 X 17 schematic center page. Airmail ShippingNo customs import duty for this shipment. Protected in a waterproof covering and a well sealed package with a cardboard insert.Thank you from Canada.

This auction consists a vintage Challenger tube amp.made by Bogen model No.AC-10.Smells like a cap went.Sold for repair or parts.Asis.

For Sale SERVICE SCHEMATIC and OPERATING MANUALfor the BOGEN Challenger Model CHS35 Amplifier. * Schematic diagram on 11 X 17 center page. * Six other regular sized pages with information for TRANSISTOR REPLACEMENT, PRINTED CIRCUIT REPAIR, fuse replacement, mic and phonograph input connections, feedback, output, controls, auxiliary controls, operation, bass and treble switches, replacement parts...Power Requirements and OutputHum and NoiseInputs Impedance OutputsTone Control Action Semi-ConductorsDimensions Weight Very good condition: One 11 X 17 center schematic page and six regular size pages of clear, legible information.Complete reprint, good quality. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger Model CHB 100 Amplifier. Schematic diagram on 11 X 17 center page. Five other regular sized pages with information for tube replacement, balancing output tubes, fuse, microphone and phono input connections, auxiliary power, bass and treble...Power ConsumptionHum and NoiseGain Sensitivity Input Impedance Outputs 4, 8, 16 ohm speaker, 25-volt & 75 volt line Voltage chartQuick disconnect sockets & connectionsRemote controllerRear view diagram of amp with labels. Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete reprint in very good condition. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for a BOGEN Challenger CHA 10 Watt Amplifier. Amp schematic diagram is on an 11 X 17 center page. Four other regular 8.5 x 11sized pages have information for mic and phonograph connections, output, volume and tone controls, operation, specifications, tubes, (each number listed).Power Output Max. Power Power RequirementsFrequency Response Hum and NoiseGain Input & Output Impedance Dimensions Weight Complete reprint in very good condition. Large 11 x 17 center schematic diagram and four 8 1/2 x 11 clear, legible pages. Airmail ShippingNo import duties will be charged for this shipmentProtected in a waterproof covering and a well sealed package with a cardboard insert.Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB14A Amplifier. Schematic diagram is on 11 X 17 center page. Four other regular sized pages with information for IF TROUBLE OCCURS, tube replacement, fuse, mic and phonograph input connections, output, controls, auxiliary power, operation, bass and treble switches...Power ConsumptionHum and NoiseGain Sensitivity Input Impedance Output Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete, clear reprint in very good condition. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB 50 Amplifier. Amp schematic diagram on an 11 X 17 center page. Five other regular sized pages have information for tubes, modification in power supply circuit, mic and phonograph input connections, output, controls, operation, accessories, installation, if trouble occurs...Power ConsumptionHum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete clear reprint in very good condition with five regular size pages and one 11 X 17 schematic page. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB 35A Amplifier. Amp schematic diagram on an 11 X 17 center page. Five other regular sized pages have information for tube replacement, balancing output tubes mic and phonograph input connections, output, controls, operation,...Power ConsumptionHum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete, clear reprint in very good condition. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB 50 Amplifier. Amp schematic diagram on an 11 X 17 center page. Five other regular sized pages have information for tubes, modification in power supply circuit, mic and phonograph input connections, output, controls, operation, accessories, installation, if trouble occurs...Power ConsumptionHum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete reprint in very good condition with five regular size pages and one 11 X 17 schematic page. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale MANUAL for the BOGEN Challenger CHB20A Amplifier. Amp schematic diagram on an 11 X 17 center page. Six other regular sized pages have information for tubes, modification in power supply circuit, mic and phonograph input connections, output, controls, operation, accessories, installation, if trouble occurs...Power ConsumptionHum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete, clear reprint with six regular size pages plus one 11 X 17 schematic page. Airmail ShippingNo customs import duty for this shipment. Protected in a waterproof covering and a well sealed package with a cardboard insert.Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger Model CHB 100 Amplifier. Schematic diagram is on 11 X 17 center page. Five other regular sized pages with information for tube replacement, balancing output tubes, fuse, microphone and phono input connections, auxiliary power, bass and treble...Power ConsumptionHum and NoiseGain Sensitivity Input Impedance Outputs 4, 8, 16 ohm speaker, 25-volt & 75 volt line Voltage chartQuick disconnect sockets & connectionsRemote controllerRear view diagram of amp with labels. Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete reprint in very good condition. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

Bogen Owner Operation Manual ~ Challenger CHB 35 WATTS Amplifier ~ Schematic Service USED OLD / VINTAGE ITEM ( NOT NEW ) DO NOT EXPECT A NEW ITEM WITHOUT ISSUES, THIS OLD ITEM AS FEW, ISSUES ( 01/14 )THERE IS SOME STAINS / WATER / RUST PAPER CLIP YOU CAN READ EVERYTHING SEE PICTURES PLEASE SEE THE PICTURES ZOOM IN, THEY ARE PART OF THE DESCRIPTION AS IS . EBAY PROBLEM: IF YOU SEE WORDS ATTACHED TOGETHER THIS IS EBAY PROBLEM SORRY. QUESTIONS ARE WELCOME >>>>>> WHAT YOU ARE SEEING THIS IS WHAT YOU ARE GETTING, AS IS <<<<<< PICTURES: PLEASE PAY ATTENTION TO THE PICTURES THEY ARE PART OF THE DESCRIPTION ZOOM IN FOR MORE INFORMATION QUESTIONS: ARE WELCOME, SEE PICTURES AS IS !!! MORE ITEMS: I HAVE MORE NICE / OLD / ANTIQUE / VINTAGE / NEW ITEMS FOR SALE, JUST CLICK SEE OTHER ITEMS THANK YOU !!! THE ITEMS: THAT I SELL ARE NOT MY PERSONNEL ITEMS !! I am always open to improve my listing, your experience any comment please sent me a message !!! SHIPPING: THE SHIPPING COST OF MY LISTING IS WITHOUT BEEN PACK IT IS ESTIMATE / GUESSING BEFORE PACKING, IT IS WHY THE BUYER SHOULD ASK FOR AN INVOICE MEANING AFTER PACKING, WEIGHT AND DIMENSION AND DESTINATION IS DONE FOR A MORE ACCURATE COST .. I USUALLY SHIPPED ( USPS PRIORITY MAIL 2 OR 3 DAYS INCLUDING $ 100.00 FREE INSURANCE. IF YOU PREFER SOMETHING ELSE PLEASE LET ME KNOW IN ADVANCE!! BUYER PAY FOR SHIPPING + HANDLING + INSURANCE . USPS: SORRY I HAVE NO CONTROL OF USPS DELIVERY TIME !! SHIPPING: I feel very safe to use VERY GOOD / CLEAN reusable / recycling materiel that is very good to ship my items in a very safe shipping matter .. Let safe the planet all together by working all together to save our only Home the EARTH !!! I CAN SHIP INTERNATIONAL!!! SMOKE FREE ZONE !!! I AM OPEN FOR ANY SUGGESTION / IDEA FOR SAFE PACKAGING SEND ME A MESSAGE !! HANDLING CHARGE: THE MAIN REASON THAT I CHARGE FOR HANDLING IS I HAVE TO DRIVE 6 MILES TO DROP IT TO THE POST OFFICE AND BUY HEAVY DUTY PACKAGING TAPE AND FIND THE RIGHT BOX / ENVELOPE AND OF COURSE I HAVE TO SAFE PACKED IT PLUS MY TIME, BASE ON MY FEEDBACK VERY WELL APPRECIATE BY THE BUYER SEE FEEDBACK . MY ITEMS DESCRIPTION: I DO THE BEST I CAN / HONEST TO DESCRIBE MY ITEMS ALL OF THEM ARE USED OR PRE OWNED / OLD / VINTAGE / ANTIQUE, ARE ( SOLD AS IS ) PICTURES TELL MORE ABOUT THE ITEMS ALSO PART OF THE DESCRIPTION PLEASE PAY ATTENTION TO THE PICTURES / ZOOM IN I MAY MISSED SOMETHING OR FORGET SOMETHING PICTURES ARE PART OF THE DESCRIPTION ANY QUESTION ARE WELCOME, WHEN POSSIBLE I CHECK THE FUNCTIONALITY OF THE ITEM THE BEST OF MY KNOWLEDGE AND MENTION IT IN MY DESCRIPTION... FEEDBACK: If you are happy with your buying experience the way I describe my item, the way my pictures showed my items or issues if any, my communication, my fast shipping with your purchase. Please leave a positive feedback with few positive words and I will GLADLY do the same to you... Thank You very much.. PEACE ON EARTH, GOD BLESS AMERICA !!!

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHA 20 Watt Amplifier. Amp schematic diagram (dated 12-10-56) is on 11 X 17 center page. Three other regular sized pages with information for tubes, fuse replacement, pilot light replacement, mic and phonograph input connections, output, controls, operation, cage removal. SPECIFICATIONSPower Output Max. Power Power ConsumptionFrequency Response Hum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Very good condition reprint: 11 X 17 center schematic page and three regular size pages of clear, legible information, stored in a climate controlled, clean environment in Canada. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHA 20 Watt Amplifier. Amp schematic diagram (dated 12-10-56) is on 11 X 17 center page. Three other regular sized pages with information for tubes, fuse replacement, pilot light replacement, mic and phonograph input connections, output, controls, operation, cage removal. SPECIFICATIONSPower Output Max. Power Power ConsumptionFrequency Response Hum and NoiseGain Sensitivity Input & Output Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Very good condition reprint: 11 X 17 center schematic page and three regular size pages of clear, legible information, stored in a climate controlled, clean environment in Canada. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger CHB35 Amplifier. Amp schematic diagram on 11 X 17 center page. Four other regular sized pages with information for tubes, input/output connections, controls, auxiliary, If trouble occurs, operation, accessories, SR2 Remote Controller,... Power ConsumptionHum and NoiseGain Sensitivity Impedance Tone Control Action TUBES: Each tube number is given Dimensions Weight Clear reprint in very good condition with four regular size printed pages and one larger 11 X 17 schematic center page. Airmail ShippingNo customs import duty for this shipment. Protected in a waterproof covering and a well sealed package with a cardboard insert.Thank you from Canada.

For Sale SERVICE SCHEMATIC and OPERATING MANUALfor the BOGEN Challenger Model CHS35 Amplifier. * Schematic diagram on 11 X 17 center page. * Six other regular sized pages with information for TRANSISTOR REPLACEMENT, PRINTED CIRCUIT REPAIR, fuse replacement, mic and phonograph input connections, feedback, output, controls, auxiliary controls, operation, bass and treble switches, replacement parts...Power Requirements and OutputHum and NoiseInputs Impedance OutputsTone Control Action Semi-ConductorsDimensions Weight Very good condition: One 11 X 17 center schematic page and six regular size pages of clear, legible information.Complete reprint, good quality. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.

For Sale SERVICE & OPERATING MANUAL for the BOGEN Challenger Model CHB 100 Amplifier. Schematic diagram is on 11 X 17 center page. Five other regular sized pages with information for tube replacement, balancing output tubes, fuse, microphone and phono input connections, auxiliary power, bass and treble...Power ConsumptionHum and NoiseGain Sensitivity Input Impedance Outputs 4, 8, 16 ohm speaker, 25-volt & 75 volt line Voltage chartQuick disconnect sockets & connectionsRemote controllerRear view diagram of amp with labels. Tone Control Action TUBES: Each tube number is given Dimensions Weight Complete reprint in very good condition. Airmail Shipping No import duties will be charged for this shipment. Combined shipping for multiple purchases: If eBay checkout cart does not work properly, please feel free to purchase more than one item individually. All will be sent in one package and any excess paid for shipping will be refunded to you after shipping.Or, if you wish to purchase more than one item, simply send a message and we will do our best to help you. Protected in a waterproof covering and a well sealed package. Thank you from Canada.