Receivers And Amplifiers

(1,822 price results)

Sort by:

Most Relevant

GROUPING OF 12AX7, 12AU7, & 12AT7 VACUUM TUBES: Great grouping of the most popular and desired tubes in use today. Highlights include Mullard ECC83/12AX7 and Amperex Holland ECC83-12X7. Some tubes with original boxes. Note: a few unrelated tubes ma

2023

GROUPING OF 12AX7, 12AU7, & 12AT7 VACUUM TUBES

Westport AuctionNorwalk, CT

LARGE GROUPING OF 6V6 TYPE VACUUM TUBES, UNTESTED: The 6V6 was one of the most popular audio output tubes of the 20th century and continues to be very popular today for both musical instrument and hi-fi applications. This is a grouping of dozens of 6V

2023

LARGE GROUPING OF 6V6 TYPE VACUUM TUBES, UNTESTED

Westport AuctionNorwalk, CT

GROUP OF (3) NOS/NIB VALVO AC2 VACUUM TUBES: We are not able to test or individually evaluate this lot. See photos for codes. Based on finish and packaging, they all seem to be new in box. Gold tube has a loose top cap and August 1941 stamp. Box

2023

GROUP OF (3) NOS/NIB VALVO AC2 VACUUM TUBES

Westport AuctionNorwalk, CT

VALVO AZ12 & PHILIPS AL4 VACUUM TUBES: Dimensions: (approx). H 5" x Dia. 2" Condition: Not tested. AZ12 slightly loose base but free of rattles. Philips AL4 tight base and free of rattles. Presumed to be used.

2023

VALVO AZ12 & PHILIPS AL4 VACUUM TUBES

Westport AuctionNorwalk, CT

GROUPING OF EARLY VACUUM TUBES: Most have an unusual paint coating and engraved base. Due to the size of the grouping, individual tube evaluations are not possible. We are unable to test larger tube lots. See photos for codes. Dimen

2023

GROUPING OF EARLY VACUUM TUBES

Westport AuctionNorwalk, CT

GENERAL ELECTRIC JAN 211 VACUUM TUBE: Filament tested at 10V and works. No further testing done. See photos for codes. Dimensions: H 7.5" x Dia. 2.25"

2023

GENERAL ELECTRIC JAN 211 VACUUM TUBE

Westport AuctionNorwalk, CT

EDMUND MUSICVISION PSYCHEDELIC LIGHT EFFECT: Edumund Scientific Co. Very rare compact portable psychedelic light show unit. This device connects to an AC source and the speaker outputs of an amplifier to create projected patterns that respond to

2023

EDMUND MUSICVISION PSYCHEDELIC LIGHT EFFECT

Westport AuctionNorwalk, CT

GROUPING OF GERMAN TUBES INCL. TELEFUNKEN: Large grouping of vacuum tubes, most are metal type 1940's era German; most likely used, however some in boxes may be new old stock. Tube types include UBF11, Telefunken EBF11, Valvo ECH11, and others

2023

GROUPING OF GERMAN TUBES INCL. TELEFUNKEN

Westport AuctionNorwalk, CT

GROUPING OF (5) SYLVANIA TYPE 45 VACUUM TUBES: The 45 tube was one of the most popular output tubes for sound equipment in the 1930's and is still popular today with DIY'ers. This is a nice grouping of (5) Sylvania audio output tubes. Three have g

2023

GROUPING OF (5) SYLVANIA TYPE 45 VACUUM TUBES

Westport AuctionNorwalk, CT

PAIR OF RCA UX 245 VACUUM TUBES: Pair of early output tubes. Bases are tight and free of rattles. See photos for codes. Not tested in any way Dimensions: H 5" x Dia. 2"

2023

PAIR OF RCA UX 245 VACUUM TUBES

Westport AuctionNorwalk, CT

GROUPING OF (4) UNUSUAL EARLY 45 VACUUM TUBES: The 45 tube was one of the most popular output tubes for sound equipment in the 1930's and is still popular today with DIY'ers. This grouping of (4) unusual 45 tubes have all been tested at 2.5V for p

2023

GROUPING OF (4) UNUSUAL EARLY 45 VACUUM TUBES

Westport AuctionNorwalk, CT

TELEFUNKEN RD4Ma VACUUM TUBE: This very unusual Telefunken tube was designed to operate as an oscillator in the 18-26cm bandwidth. Filament tested at 3.3V and draws the correct 4amps, with a bright intense glow. No further testing

2023

TELEFUNKEN RD4Ma VACUUM TUBE

Westport AuctionNorwalk, CT

(4) CUNNINGHAM CX-345 AUDIO VACUUM TUBES: Early 2.5V triode output tubes, originally manufactured in 1924. Filaments of all four tubes tested at 2.5V; three draw the correct current and glow; one is not functioning. No further testing done. S

2023

(4) CUNNINGHAM CX-345 AUDIO VACUUM TUBES

Westport AuctionNorwalk, CT

GROUPING OF (4) TYPE 2A5 VERY EARLY PENTODE TUBES: Early 6-pin output tubes with 2.5V filaments. Filaments of all four tubes tested at 2.5V; all filaments draw the correct current and glow nicely, with the exception of the engraved-base RCA, which doe

2023

GROUPING OF (4) TYPE 2A5 VERY EARLY PENTODE TUBES

Westport AuctionNorwalk, CT

GROUPING OF (5 NATIONAL UNION TYPE 45 VACUUM TUBES: The 45 tube was one of the most popular output tubes for sound equipment in the 1930's and is still popular today with DIY'ers. This grouping includes (5) National Union type 45 output tubes, all with

2023

GROUPING OF (5 NATIONAL UNION TYPE 45 VACUUM TUBES

Westport AuctionNorwalk, CT

GROUPING OF EARLY VACUUM TUBES INCL. TYPE 45'S: Grouping of untested tubes; most are Type 45. We are unable to test larger tube lots. See photos for codes. Dimensions: (Largest) H 5" x Dia. 1.75" Condition: All tubes have tight bases and are free o

2023

GROUPING OF EARLY VACUUM TUBES INCL. TYPE 45'S

Westport AuctionNorwalk, CT

GROUPING OF (7) RCA TYPE 45 VACUUM TUBES: The 45 tube was one of the most popular output tubes for sound equipment in the 1930's and is still popular today with DIY'ers. This grouping includes (7) RCA type 45 tubes. We are unable to test larg

2023

GROUPING OF (7) RCA TYPE 45 VACUUM TUBES

Westport AuctionNorwalk, CT

GROUPING OF EARLY EUROPEAN VACUUM TUBES: Consisting mainly of Valvo AZ12, Valvo AZ1, and Tungsram AZ11 tubes. Many appear to be new in packaging. We are not able to test or individually evaluate larger tube lots. See photos for codes. Dimens

2023

GROUPING OF EARLY EUROPEAN VACUUM TUBES

Westport AuctionNorwalk, CT

GROUPING OF C. 1920'S VACUUM TUBES IN BOXES: A large grouping of early tubes in boxes, most appear to be in matching cartons - possibly NOS. Types include BH, 71A, 201A, and many more. A great grouping for radio repair or display. We are not abl

2023

GROUPING OF C. 1920'S VACUUM TUBES IN BOXES

Westport AuctionNorwalk, CT

Vintage Heathkit Amplifier (Untested): Vintage Heathkit Amplifier (Untested)

2023

Vintage Heathkit Amplifier (Untested)

Emanon Auctions and Estate SalesMorganville, NJ

Rare Early Fender Princeton Reverb Tube Guitar Amp.: Rare Early Fender Princeton Reverb Tube Guitar Amp. Excellent overall condition. Powered up and worked when we played a guitar through it. A rare and desirable amp! In-house shipping available. Pickup

2023

Rare Early Fender Princeton Reverb Tube Guitar Amp.

Burns Auction & Appraisal LLCCarroll, OH

Vintage Vacuum Tubes and More: Philco included

2023

Vintage Vacuum Tubes and More

P&P VintageHazlet, NJ

Numark Stereo Frequency Equalizer EQ 2400: Numark Stereo Frequency Equalizer EQ 2400

2023

Numark Stereo Frequency Equalizer EQ 2400

Emanon Auctions and Estate SalesMorganville, NJ

Kustom Kasino Club Solid State Guitar Amp Head Model U100-P: Kustom Kasino Club Solid State Guitar Amp Head Model U100-P - plugged in and it turns on. Measures roughly 24x11x9"

2023

Kustom Kasino Club Solid State Guitar Amp Head Model U100-P

Denotter Auctions, LLCArlington Heights, IL

View:

24

TOP