All performance tested good 8 off MADZA 20D1 Double diodes Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested good, please see photo. VU111 = CV1111 = R11 = U27 = 10E/148 Rectifier 4 pin Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item. Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

gas & cathode leakage tested OK mu=2.6mA/V spec=2.5mA/V PEN220 = Pentode Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

Tests good with mu=1.7mA/V ( spec = 1.4mA/V). Gas leakage also good PM2 = 220P = CV1020 = Beam Power Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

Performance tested good, please see photo. 2 off Mullard Pen 26 ( mu=2.6 & 2.9 mA/V spec =2.4 )Cathode leak and gas leakaged tested good Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

As shown, please see images. GM mu=4.5mA/v (spec=5.0mA/V) Gas & cathode leakage good. 41MP = CV1458 = Triode Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item. Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested good, please see photo. Mazda HLDD1320 = CV3503 = Double Diode Triode Mutual conductance mu=2.4 mA/V (=110%)Both diodes also tested goodCathode & gas leakage good Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & cathode leakage & gas leak & performance tested good, please see photo. Brimar 7D3 Power Pentode GM mu = 2.6 mA/V (spec=2.0mA/V) Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested good, please see photo. Selling as used but looks in good condition mu=6.5mA/V (spec=5.7) Gas leak good, Cathode leakage good CBL1 = Output Pentode ( Mullard) Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item. Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested ok, please see photo. Selling as used but like in good condition mu=7mA/V (spec=5.7) Gas leak good, Cathode leakage good CL4 = CV2875 = Pentode Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item. Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

As shown, please see images. 1950s BBC valve section 3 off A1820 = CV409 = Wideband video amplifier Tetrode Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item. Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

As shown, please see images. NAtional Union US Army Signal CorpsNew old stock 1S4 ( 4 ) = CV783 = DL91 = Beam Tetrode Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item. Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & cathode leakage & gas leak & performance tested good, please see photo. 12AT7 = ECC81 = CV4024 = M8162 = CV455 = Double Triode mu = 5.0 mA/V (spec=5.5mA/V) Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested good, please see photo. Cossor 210PGA Heptode Mutual conductance mu=0.8mA/V (=100%) (2nd scale of the meter) Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested good, please see photo. 202STH = TH2321 = TH21C = Triode Heptode mu=2.1 mA/V (1.9 spec) Gas & cathode leakage also test good Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested good, please see photo. Gas leakage also tested good. KT2 = CV1118 = 220OT = PT2 = 220HPT = ARP1 = PM22A = Power Pentode mu=2.4mA/V (spec=2.2 ) (2nd to top scale of the meter ) Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

Only cathode leak tested, which all tested good (bottom scale on the meter) 7 off MADZA 30FL1 = 9BG8 = LN339 = Triode Beam Tetrode Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested good, please see photo. Cossor 210VPT = CV171 = K50M = CV1083 = NR41 = VP21 = Pentode Mutual conductance mu=1.1mA/V (=100%) (2nd scale of the meter)Gas leakage tested good Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament & performance tested ok, please see photo. Gas & cathode leakage also tested ok. 6K6G = CV1938 = Pentode mu=1.9mA/V (spec=1.6 ) (2nd to top scale of the meter ) Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

filament tested ok, please see photo. Sold on filament test only since I cant find a test sheet to do any further testing Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

Audio Aero prima 24bit-192 KHz Dac CD player / DAC / valve preamp. Beautiful sounding player in excellent condition with remote control very sturdy box for safe delivery.07855143232 David.

AS FOUND, FROM RETIRED RADIO ENGINEERS WORKSHOP CLEARANCE HEATERS CHECKED OK FOR CONTINUITY,OTHERWISE NOT TESTED.Postage and packing UK £5, in EU 14 GBP, 22 GBP Worldwide This includes Tracking I will always combine postage on multiple items where possibleAll buyers are encouraged to pay via Paypal. The description is as accurate as possible and packaging is always sufficient, see my feedback for evidence. However there may be the occasion when problems arise, in which case if the buyer is not happy with the purchase every effort will be made to resolve the dissatisfaction. Typical feed back:- You know a really great seller when things go wrong and he takes care of it.

AS FOUND, FROM RETIRED RADIO ENGINEERS WORKSHOP CLEARANCE HEATERS CHECKED OK FOR CONTINUITY,OTHERWISE NOT TESTED.Postage and packing UK £5, in EU 14 GBP, 22 GBP Worldwide This includes Tracking I will always combine postage on multiple items where possibleAll buyers are encouraged to pay via Paypal. The description is as accurate as possible and packaging is always sufficient, see my feedback for evidence. However there may be the occasion when problems arise, in which case if the buyer is not happy with the purchase every effort will be made to resolve the dissatisfaction. Typical feed back:- You know a really great seller when things go wrong and he takes care of it.

AS FOUND, FROM RETIRED RADIO ENGINEERS WORKSHOP CLEARANCE HEATERS CHECKED OK FOR CONTINUITY,OTHERWISE NOT TESTED.Postage and packing UK £5, in EU 14 GBP, 22 GBP Worldwide This includes Tracking I will always combine postage on multiple items where possibleAll buyers are encouraged to pay via Paypal. The description is as accurate as possible and packaging is always sufficient, see my feedback for evidence. However there may be the occasion when problems arise, in which case if the buyer is not happy with the purchase every effort will be made to resolve the dissatisfaction. Typical feed back:- You know a really great seller when things go wrong and he takes care of it.