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GE 6L6GC (Baldwin) Tubes Matched Pairs

$90
I have a nice set of GE Baldwin 6L6GC Tubes. 2 Pairs that test close and can be used as a Quad. I have had these for many years. I don't have any equipment that uses these and I am needing to downsize...
Condition: 9/10
Posted: today
US Audio Mart
#TubesUSA

Pair New Mullard 12AX7 Yellow Print Tubes

$250
Pair matched Mullard 12AX7 Yellow print tubes. These are well described performance wise at the Brent Jessie tube site. Comparable performance to Mullard 12AX7 long plate tubes. Tubes test 1800/1800gm...
Condition: 10/10
Posted: today
US Audio Mart
#TubesUSA

12AT7, 12AU7, 12AX7 Single and Matched Pair Tubes -- TEST STRONG

$20
I have some nice, balanced great testing tubes for sale. This group has 12AT7, 12AU7, 12AX7 tubes as well as variants of this group. These are the last of these types I have. The ones I've held on to ...
Condition: 9/10
Posted: 2 days ago
US Audio Mart
#TubesUSA

NOS Russian 6H8C / 6SN7 Platinum Matched Quad (4) Tubes - ABSOLUTELY LIKE NEW! - Price Drop!

$100
NOS Russian 6H8C / 6SN7 Matched Quad Tubes - Absolutely LIKE NEW! Barely Burned In!...
Condition: 10/10
Posted: 3 days ago
US Audio Mart
#Quad #TubesUSA

GE triple mica black plate 5751 branded National NOS matched pair

$60
offering NOS pair GE triple mica backplate 5751 branded National circa 1950's . These tubes were purchased as NOS from nostubestore.com. Free shipping in CONUS. No PayPal fee...
Condition: 8/10
Posted: 3 days ago
US Audio Mart
#TubesUSA

GE triple mica blackplate 5751 NOS matched pair

$60
offering matched pair NOS GE triple mica backplate 5751 tubes circa 1950's. tubes purchased from nostubestore.com. free shipping in CONUS. No PayPal fee...
Condition: 8/10
Posted: 3 days ago
US Audio Mart
#TubesUSA

McIntosh Tubes KT88

$180
For Sale - Like new- Set of 4 - McIntosh KT88 tubes. They only have about 20 hours on them and are not even fully broken in yet. They would be perfect for anyone wanting to replace the tubes on their ...
Posted: 4 days ago
US Audio Mart
#Mcintosh #TubesUSA

Shuguang 50 Year Treasure 6CA7-Z(EL34) Premium grade matched octet(8)

$290
New $500
This is a premium grade matched octet of Shuguangs 50 Year Treasure Tubes with less than 400 hours service time logged. ran these in a pair of VTL MB125 monos that are being sold also. They will come ...
Condition: 8/10
Posted: 4 days ago
Audio Asylum Trader
#TubesUSA

B&K Model 747 Tube Tester

$350
Selling this unit for a friend. B&K Solid State Tube Tester Model 747. This unit works but will need to be re-calibrated....
Condition: 7/10
Posted: 4 days ago
US Audio Mart
#TubesUSA

Tubes for Dennis Had INSPIRE Amplifiers and LP-27a Preamp

$20
All have been tested. Readings in the NOS range and matched between plates. I purchased them for use in my Dennis Had Inspire LP-27a Preamplifier and Amplifier. Sold the components, so now it's time t...
Condition: 9/10
Posted: 5 days ago
US Audio Mart
#TubesUSA

1953 NOS CBS 12AU7 matched pair, crying treated platinum grade - less than 10 hrs use, free shipping

$90
Barely used NOS vintage matched pair of CBS 12AU7 tubes from Upscale Audio. Less than 10 hours on them. Crying treated platinum grade tubes (highest quality Upscale sells)....
Condition: 10/10
Posted: 5 days ago

Philips E288cc , same as a 6922 ,6dj8

$145
E288cc is a drop in for a 6922, or a 6dj8 . I takes 400ma to power it a 6dj8 takes 280ma....
Posted: 5 days ago
US Audio Mart
#Philips #TubesUSA

Raytheon 12BH7 tests new

$22
Tested on a Hickok TV7/U where 30 is replace and new is 75....
Condition: 9/10
Posted: 6 days ago
US Audio Mart
#TubesUSA

6bx7 pair

$24
Tested on a Hickok TV7- U where 40 is low and 70 is new....
Posted: 6 days ago
US Audio Mart
#TubesUSA

Pair Sovtek 2A3 tubes

$50
Pair of Sovtek 2A3 tubes in original boxes. Plugged into my JE Labs 45 amp (with beefy filament transformers) for a few minutes just for grins many many years ago but have been sitting since....
Condition: 9/10
Posted: 6 days ago
US Audio Mart
#SOVTEK #TubesUSA

Jolida Hybrid Integrated with Cryoset preamp Vacuum Tubes

$425
Nice sounding hybrid integrated amplifier. It was a year old this Aug....
Condition: 8/10
Posted: 7 days ago
US Audio Mart
#Jolida #IntegratedUSA

Used KT120 Platinum Matched Tung SolOutput Tubes

$25
Purchased brand new as a factory platinum matched set of 4 KT120 Output Tubes...
Condition: 7/10
Posted: 8 days ago
US Audio Mart
#TubesUSA

Jolida JD9II Upgraded! Beautiful phono stage with upgraded tubes

$525
I'm moving up the phono stage grade and am parting with my beloved Mark 2. I am the original owner and have been happy with this unit since I got it a few years ago. I upgraded the stock tubes to GE J...
Condition: 9/10
Posted: 9 days ago
US Audio Mart
#Jolida #PhonoUSA

2 EH 6922 tubes test very strong

$35
2 EH 6922 tubes test 83/83 on B&K tester NOS 85 Do not have boxes Shipping $ 8.00 in US...
Condition: 9/10
Posted: 11 days ago
US Audio Mart
#TubesUSA

3 EH 6SN7 Tubes Made in Russia Test Very Strong

$50
3 EH 6sn7 all test 83 on my B&k tester NOS is 85 Do not have boxes. Shipping $ 10.50 in US paypal only please!!...
Condition: 9/10
Posted: 11 days ago
US Audio Mart
#TubesUSA

Western Electric 274A Early 50's pair with matching dates

$2500
Lightly used pair of early 1950's Western Electric 274A tubes. Plate readings using Hickok 539B are 124/122 and 112/110. WE 274 rectifiers are considered by meany to be the best sounding tube ever mad...
Condition: 8/10
Posted: 11 days ago
Audio Asylum Trader
#Western Electric #TubesUSA

Western Electric 274B Engraved early 40's NOS pair

$3500
Arguably the best rectifier tube ever made. These tubes come in their original packaging with shipping dates on the outside. The packaging looks nearly new. Plate readings from a Hickok 539B are 112/1...
Condition: 9/10
Posted: 11 days ago
Audio Asylum Trader
#Western Electric #TubesUSA

Bogen 8417 tubes - matched pair

$45
Have a good pair of Bogen top plus side getter 8417 tubes.Sold my Quicksilver 8417 amps many years ago and did some recent cleaning and found these tubes still hanging around.Tubes were matched on a M...
Condition: 7/10
Posted: 11 days ago
Audio Asylum Trader
#TubesUSA

Western Electric 300-B matched pair, WE-re-issue, N.O.S. with box and paperwork, NEW unused

$1990
This is a pair of WesternElectric 300-B re-issued tubes. N.O.S....
Condition: 10/10
Posted: 11 days ago
US Audio Mart
#Western Electric #TubesUSA

Western Electric 274A early 1950's pair with matching dates

$2500
Lightly used pair of early 1950's Western Electric 274A tubes. Plate readings using Hickok 539B are 124/122 and 112/110. WE 274 rectifiers are considered by meany to be the best sounding tube ever mad...
Condition: 8/10
Posted: 12 days ago
US Audio Mart
#Western Electric #TubesUSA

Western Electric 274B engraved tubes. Early 1940's. NOS pair

$3500
Arguably the best rectifier tube ever made. These tubes come in their original packaging with shipping dates on the outside. The packaging looks nearly new. Plate readings from a Hickok 539B are 112/1...
Condition: 10/10
Posted: 12 days ago
US Audio Mart
#Western Electric #TubesUSA

Audio Research VT100 MKII (black faceplate) w/ new set of ARC tubes and upgraded resistors from ARC

$3550
Recently back from Audio Research Corp. with a brand new set of ARC tubes and replaced resistors (cost over $1500 total). Will provide ARC receipt. Unit is black and in excellent condition (I pamper m...
Condition: 9/10
Posted: 12 days ago
US Audio Mart
#Audio Research #TubeUSA

DECWARE MINI TORII TUBE AMP WITH UPGRADES NOS TUBES 5 WATTS PER CHANNEL

$1399
New $2,500
This is the MINITORII-II - Introduced in Oct 2012Built in August 2013Price lowered to $1,399 or best offer, I will consider all reasonable offers.Asking $1,700.00 or best offer (with extra tubes for b...
Condition: 7/10
Posted: 12 days ago
Audio Asylum Trader
#Decware #Tube AmplifiersUSA

Mazda (France) 6V6 GT Tubes Purchased From Brent Jessee Recording-Matched Pair

$75
New $150
BID WITH CONFIDENCE I HAVE 100% POSITIVE FEED BACK ON AUDIOGON AND EBAY USERNAME: ALFA_LOVERUsed In my Decware Mini Torii which is very easy on tubes. Approx 500 hours$10.00 for shipping and PayPal co...
Condition: 7/10
Posted: 12 days ago
Audio Asylum Trader
#TubesUSA

United 805 Tubes Matched Pair (with top cap wires)

$249
I've a matched pair of United NOS 805 tubes. They are made by GE. I used it on a Line Magnetic LM 508ia for less than 100 hours. I will include the top cap wires at my asking price....
Condition: 10/10
Posted: 12 days ago
US Audio Mart
#TubesUSA

Woo Audio WA6 Headphone Amp w/ extra tubes

$490
Up for sale is a black Woo Audio WA6 headphone amp in great shape, both physically and functionally. Included in the sale will be about 6 extra pairs of driver tubes, and 6 extra rectifier tubes....
Condition: 9/10
Posted: 13 days ago
US Audio Mart
#Woo Audio #Headphone AmpsUSA

Dared Saturn - vacum tubes amplifier

$1012
Condition: 6/10
Posted: 13 days ago

VAC Phi 170 + extra set of tubes / PRICE REDUCED

$5750
Selling my VAC Phi-170 amplifier in top condition, besides normal swirls that you will find always in bright black finish there are no scratches, dings, etc, nothing at all.. Unit has approx. 350 hour...
Condition: 9/10
Posted: 15 days ago
US Audio Mart
#VAC #TubeUSA

GROMMES LITTLE JEWEL 20 LJ Rebuilt and sounds great. New PS caps and tested tubes

$260
New $340
If you are just thinking about getting into tube amplifiers here is a very sweet sounding vintage tube amp that has just been rebuilt. No need to go through the hassle of testing and rebuilding when t...
Condition: 6/10
Posted: 17 days ago
Audio Asylum Trader
#Tube AmplifiersUSA

OPPO Sonica DAC & Network Streamer Modwright Latest Upgrades with NOS tubes

$2650
New $3,600
Essentially new OPPO Sonica DAC (Streamer/Media Player) with Dan Wrights latest tubes modifications that can accommodate the larger 5R4GYS, and boy does it sound good. Here's the list of NOS tubes and...
Condition: 8/10
Posted: 23 days ago
Audio Asylum Trader
#Modwright #DACsUSA

Telefunken ECC83/12AX7 Four Matched Smooth Plates ! Very Strong !

$175
Here is a nice sounding, very strong testing, matched quad of four genuine Telefunken ECC83/12AX7 tubes. These are the legendary smooth plate type, with the molded diamond and date codes on the bottom...
Condition: 8/10
Posted: 26 days ago
Audio Asylum Trader
#TubesUSA
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