Mutual Conductance (GM)Test: 24 ( 24 = NOS AVERAGE & 16 = Good MINIMUM). Test results will vary between testers as it is not an exact science. I also use variac at 120 volts with my testers.
Item Tag: RCA
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LOT 100+ VTG Vacuum TUBES NOS and maybe used 6CD6GA 59-35 5R4GYB RCA 47
The product is a lot of over 100 vintage vacuum tubes from the brand RCA, Sylvania and other, with a variety of various models and types. These tubes are new old stock (NOS) and possibly used, with a country of origin in the United States. Perfect for collectors or enthusiasts of vintage audio and electronics, this lot offers a variety of vacuum tubes for potential restoration or experimentation purposes. With a focus on high-quality American-made components, this product is sure to be sought after by those looking to enhance their vintage audio setups.
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Vacuum Tube LED Night Light 12AX7 ECC83 Style White Automatic Light Sensing
For all you Audiophiles, Musicians, HAM Radio Enthusiasts and lovers of just cool things here is our 12AX7 ECC83 Style Vacuum Tube LED Night Light in White. Light has Automatic Light Sensing and is made with a actual 9 Pin Vacuum Tube from the 1930-1960 period attached to a new light base. No heat is generated from the LED Light and it will automatically come on at Dusk and shuts off at Dawn. Energy Efficient, Long Life. Our team at TNTubes tests, certifies and sells NOS Vacuum Tubes here on eBay – It is what we do . These Lights are hand crafted from vacuum tubes that unfortunately don’t meet our minimum good test specs. We just did not have the heart to thrown them away and have repurposed them for your enjoyment. Enjoy the room like never before, the White style emits just enough light to be comfortable and still be able to sleep and enjoy the room w/o a bright lights on. If you are a lover of Vacuum Tubes this Night Light will bring a smile every time you see the tube glowing bright. Enjoy the Vacuum Tube on display in your home or office – The Tubes used on the LED Lights are not functional and will be an actual tube from various manufactures, plate types, getters, voltage types and tube part numbers and not the one in this listing photo used to demonstrate the product. Your LED Night Vacuum Tube Light will be shipped in new packaging to ensure safe arrival. Thanks for looking – Buy with confidence.
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FACTORY VACUUM TUBE SLEEVES – COOL LITTLE PIECES OF ADVERTISING – EMPTY HOLDERS
EMPTY TUBE SLEEVES FROM TUBE FACTORIES. COOL SLEEVES TO HOLD YOUR TUBES IN, OR FOR YOUR DISPLAY.
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Pair RCA UV-199 Short Pin Vacuum Tubes Good Continuity Multiple Available
All have Good continuity 13 pairs available
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NOS Matched Pair RCA 12AX7A ECC83 12AX7 phono Grade Audio Tubes
NOS tubes fall within the Gm characteristic range of an average tube, as published in the RCA RECEIVING TUBE MANUAL, which states “Individual tubes, like any manufactured product, may have characteristics that range above or below the values given.
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Nice RCA 7025 Tube Low Noise 12AX7 ECC83 Triplett Tested 12AX7A 6681 5751 L@@K!!
Here we have for sale is a nice RCA 7025 tube. Low noise version of the 12AX7 ECC83 tube. 14mm Grey Plates with ring getter. Solid strong well BALANCED used tube with good useable life remaining to enjoy and bargain priced.
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Vintage RCA 12AX7A Tube Short Gray Plate Top Getter USA Tested Good NOS Orig Box
Another classic audio tube. Model 257 tester on 6/25/26. Excellent, original box.
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NOS Pair RCA 12AX7A ECC83 Made in Japan Short Gray Plates Tests NOS Amplitrex
NOS Pair RCA 12AX7A ECC83 Preamp Tubes | Made in Japan | Short Gray Plates | Halo Getters. Tested on an Amplitrex AT1000.