Audio tubes von --- Diverse / Andere -- - second-hand & new

Various / Other 6SN7 NOS
Tubes for preamplifiers

Dealer

Netherlands (8241AK)

125.00 €

18.01.2026, 06:25

6SN7 Tubes offered from our private collection: General Electric 6SN7GTB Side Getter Cleartop. 8,5 ...

Various / Other JJ KT88
Tubes for power amplifiers

Dealer

Netherlands (8241AK)

45.00 €

18.01.2026, 06:11

Nice opportunity. Have been measured with both Amplitrex 1000 and Beck RM1. Measured between 121 mA ...

Various / Other Mullard GZ37/CV378
Tubes for preamplifiers

Dealer

Netherlands (8241AK)

250.00 €

18.01.2026, 06:09

Have been measured with Amplitrex and show near 100% values. Now: 250 euro each.

Various / Other Svetlana KT88
Tubes for power amplifiers

Dealer

Netherlands (8241AK)

56.00 €

18.01.2026, 06:03

Nice opportunity. Have been measured with both Amplitrex 1000 and Beck RM1. Measured between 118 mA ...

Various / Other Svetlana EL34
Tubes for power amplifiers

Dealer

Netherlands (8241AK)

30.00 €

18.01.2026, 06:02

Nice opportunity. Have been measured with both Amplitrex 1000 and Beck RM1. Measured between 104 mA ...

Various / Other 4 pieces Marconi Triode PX4 red green logo and Osram balloon Triode PX25
Tubes for power amplifiers

Private

Italy (98168)

Price on request

17.01.2026, 15:23

PX4 and PX25: Considered to be the best triodes ever made in the UK back those days Production for the ...

Various / Other Ray Tubes Select 12AU7 / ECC82
Tubes for preamplifiers

Private

Austria (1150)

110.00 €

15.01.2026, 13:58

Ein neuwertiges Paar ist noch zu haben! 2 tubes are av (das andere ist bereits verkauft) 2 selektierte ...

Various / Other NOS
Tubes for preamplifiers

Private

Germany (65232)

111.00 €

08.01.2026, 18:02

Sylvania 6080 mit OV FAA wahrscheinlich RCA, zumindest baugleich, 6AS7 -gut getestet- Preis für das ...

Various / Other Genalex Gold Lion 12AT7/ECC81 matched pair
Tubes for preamplifiers

Private

Italy (40126)

90.00 €
Original price: 124.00 €

07.01.2026, 23:21

I am selling a MATCHED PAIR of GOLD LION GENALEX 12AT7/ECC81 tubes. Original boxes. Brand new. Bought ...

Various / Other KT66 G.E.C. quintet
Tubes for power amplifiers

Private

Italy (00146)

1,100.00 €
Original price: 1,100.00 €

04.01.2026, 10:44

Selling a rare quintet of vintage KT66 G.E.C. manufactured in UK. The tubes are used and I bought ...

Various / Other 1 Paar 211 gematcht, NOS JAN Made In usa GE indication From General electronic
Tubes for power amplifiers

Dealer

Germany (14612)

1,280.00 €

03.01.2026, 09:24

1 PAAR NOS JAN 211 Röhren, gematcht, The 211 tubes are NOS JAN Made In USA GE indication From General ...

Various / Other 4 Endstufen-Röhren Leistungsröhren FU-7 933J
Tubes for power amplifiers

Private

Germany (56357)

50.00 €

31.12.2025, 08:53

4 Endstufen-Röhren Leistungsröhren FU-7 933J, 7 Pin, gebraucht, Top-Zustand, s. Fotos, aus Sammlungsauflösung Abholung ...

Various / Other Tungsol 6550
Tubes for power amplifiers

Dealer

Netherlands (8241AK)

50.00 €

30.12.2025, 06:16

Nice opportunity ! Tungsol 6550. Have been measured with both Amplitrex 1000 and Beck RM1. Measured ...

Various / Other General Electric - VT-4-C Röhren
Audio tubes

Dealer

Germany (14612)

480.00 €

21.12.2025, 15:41

Stückpreis ! mit Prüfprotokoll ! Telefon: 03322 2131655 Mobil: 0172 3844155 E-Mail: info@berlin-hifi.de

Various / Other E88CC/6922 Amperex military tubes
Tubes for preamplifiers

Private

Switzerland (8000)

250.00 €
Original price: 400.00 €

21.12.2025, 14:10

Ein Paar Militärröhren E88CC/6922 Röhren von Amperex. Goldpin. Gematched. Vor Jahren bei Wege High ...

Various / Other PERSONAL POWER TUBE COLLECTION AT SALE PRICES
Tubes for power amplifiers

Private

Romania (077025)

Price on request

10.12.2025, 21:40

PERSONAL TUBE COLLECTION AT SALE PRICES It's that time of year to make room for new things, ideas, ...

Various / Other PERSONAL RECTIFIERS COLLECTION AT SALE PRICES
Tubes for power amplifiers

Private

Romania (077025)

Price on request

10.12.2025, 21:33

PERSONAL TUBE COLLECTION AT SALE PRICES RECTIFIERS 1. GEC England / Brimar U52 (CV107, 5U4G): One ...

Various / Other PERSONAL PREAMP TUBE COLLECTION AT SALE PRICES
Tubes for preamplifiers

Private

Romania (077025)

Price on request

10.12.2025, 21:19

PERSONAL TUBE COLLECTION AT SALE PRICES It's that time of year to make room for new things, ideas, ...

Various / Other GEC KT88
Tubes for power amplifiers

Private

Serbia (11000)

1,800.00 €

08.12.2025, 13:04

Best KT88 tube of all time,NOS price is for set of 4pcs.

Various / Other EY88 *KRYO*
Tubes for power amplifiers

Dealer

Germany (16845)

10.00 €

01.12.2025, 14:21

Top-Features: Kryogenisierte Booster-Diode Sockel: B9A, NOVAL 9-polig Heizspannung: 6,3 V ...

Various / Other SHUGUANG BLACK TREASURE KT88-Z QUAD MATCHED POWER OUTPUT TUBES NEW
Audio tubes

Private

Greece (17672)

250.00 €

29.11.2025, 12:08

SHUGUANG BLACK TREASURE KT88-Z QUAD MATCHED POWER OUTPUT TUBES NEW Brand New in Original boxes with ...

Various / Other GENALEX (GEC) KT66 smoke glass power tube Quartet (British made)
Tubes for power amplifiers

Private

Hungary (6000)

399.00 €

28.11.2025, 16:44

Genalex, GEC KT66 grey, smoke glass, black anode, vacuum tube quartet for sale. The best of the KT66 ...

Various / Other Thomson CSF PTT244P
Tubes for preamplifiers

Private

France (94300)

1,600.00 €

28.11.2025, 14:50

I’m selling a box of PTT244P tubes that I bought a few years ago for €1,800. This tube replaced ...

Various / Other Osram PX25 VR40
Tubes for power amplifiers

Private

France (94300)

1,450.00 €
Original price: 1,800.00 €

28.11.2025, 14:45

The Offer is for a pair of PX25 VR40 NIB NOS. The best PX25 available. I’m selling those because ...