Mike and Dennis from Radio Rescue. eBay user name: migsradio.As we buy these amazing collections and estates the vacuum tubes tend to be pushed aside.As our tube inventory expands we have decided to open a dedicated Vacuum tube store.-Foxy tubes. Buying and selling Vintage NOS and Used Vacuum Tubes.We have a fully calibrated vintage Triplett 3444 vacuum tube analyzer. We have sold many tubes on migsradio without issue. We will test and provide the gm measurements. We deal honestly and enjoy interacting with our buyers. We encourage any comments from our more experienced friends. Please send along any questions or comments. Please remember that eBay tracks our messages back and forth. So be kind... >> RCA 6146B/829A Vacuum Tubes (4) 1970s Black Plates. Test Strong. NOS/NIB Excellent condition.Boxes are a bit worn. - Testers notes: Provides test parameters are for 6146A which has minor differences for screen grid voltages and bias voltages. All tubes are in NOS original boxes but tested similarly below average new values, presumably due to the above mentioned differences between 6146A and 6146B... Tested: (1) 4800 gm/52 ma. Black ink. (2) 4900 gm/49 ma. Black ink. (3) 5000 gm/50.5 ma. Red ink. (4) 5000 gm/48 ma. Red ink.Tested on our Triplett 3444 Vacuum Tube Analyzer. !!! PLEASE READ THIS... We do not set the USPS shipping cost. The eBay calculator automatically enters this cost based on your registered address. We pad well for safe arrival. We do not use the USPS priority flat rate boxes. These are thin wall and leave little or no room for proper padding and protection. We ship worldwide with zero issues. We use a lot of padding layers and styrofoam as required. Please do not buy an item at your accepted low offer, then complain about the shipping cost. You may contact eBay at [phone removed by eBay] or contact USPS at [phone removed by eBay] with shipping cost issues and concerns. We are buyers also and understand the high cost of shipping is most frustrating. We do not look for or expect to make any profit from your cost of shipping. Please use the shipping calculator located in the shipping section. Local pickup and testing is always welcome. We have a local Pakmail center for the larger items over 60 pounds. They do a great service working directly with the buyer on shipping method and cost.-- Please see our feedback. Please feel free to contact us with any questions or concerns...Will be well padded for safe arrival. Please check our feedback on our migsradio eBay store.Shipping exclusively using USPS priority mail. We do not set the shipping cost. The eBay calculator is located in the shipping section of the listing and will provide you with the estimated cost.Shipping from Ashburnham, MA. 01430 -- Local pick up and testing is always welcome.

Parts from a working SB-100. Check strong Sold for PARTS only. All parts need a good cleaning and lubrication where needed. Sold as is for parts only. As pictured.Sold for parts or not working due to the age of the unit. Please understand, this is a project piece of equipment and no warranty is expressed or implied. It is sold for you to restore or use for parts. There could be other issues with the unit that are yet to be discovered. Will require maintenance sooner or later.

Lot of six (6) 6146 NOS final power tubes for early transmitters and transceivers. They all test the same for mutual conductance and power output - near the top of the scale for 6146Bs. Shipping only to North America

COPPIA DI 6146B Abbinate con emissione al 100% Cappuccio anodica leggermente schiacciato

For sale is a matched pair of SYLVANIA USA manufactured 6146B/ 8298A valves. Ive bought them as New Old Stock. Theyve been in my HF radio and power output was about 100% nominal (50w each)