Sylvania

Sylvania
per page
Showing 1 - 60 of 128 items
  • $US6.00

    Sylvania
    Joint Army Navy US (JAN)

    Finest qaulity 0A2WA Mil.Spec. glow discharge voltage regulators manufactured by Sylvania in US; 150 volts 5-30 mA. Finest qaulity 0A2WA Mil.Spec. glow discharge voltage...

    In Stock
  • Sale!
    $US4.00 $US7.00

    Sylvania

    Top quality miniature glass heptode tubes manufactured in the United States by Sylvania. These 7-pin tubes are designed as pentagrid converters; combined oscillators and mixers in superheterodyne radio receivers where power is drawn from 12 volt automobile batteries. They are constructed with ribbed silver metal plates, top halo getters, and printed in... Top quality miniature glass heptode tubes manufactured in...

    In Stock
  • $US19.00

    Sylvania

    Fine audio double triodes manufactured in the United States or Canada by renowned Sylvania. These miniature glass 9 pin amplifier tubes come with short black or gray plates, top getters and stout internal supports, minimising microphony. They are printed in green or in yellow with Sylvania logo, SYLVANIA MADE IN U.S.A. or CANADA, and some are glass etched... Fine audio double triodes manufactured in the United...

    In Stock
  • $US26.00

    Sylvania
    Joint Army Navy US (JAN)

    Fine mil. spec. preamp double triodes manufactured in the United States by renowned Sylvania. These miniature glass 9 pin tubes have small ribbed black plates, thick mica spacers, four stout copper posts and top halo getters. They are printed in green JAN 12AT7WC SYLVANIA U.S.A. and coded typically 34167 ADS with late 1970's early 1980's date codes. Fine mil. spec. preamp double triodes manufactured in the...

    In Stock
  • $US29.00

    Sylvania

    Top quality mil. spec. preamp tubes manufactured in the United States for the armed forces by Sylvania. These fine miniature glass 9 pin double triodes have long black ribbed plates, and top D getters. They are printed in green JHS 12AU7 MADE IN U.S.A. SYLVANIA, printed in red MADE FOR CANADIAN GENERAL ELECTRIC CO. LTD. and coded typically F3 317. They... Top quality mil. spec. preamp tubes manufactured in the...

    In Stock
  • $US33.00

    Sylvania

    Double triode preamp. tubes manufactured in Canada or United States by Sylvania. These 9 pin miniature glass tubes have long gray plates and top halo getters. They are printed in yellow with Sylvania logo, SYLVANIA MADE IN CANADA or U.S.A. three letter and two letter variable codes, and glass-etched 12AU7A CANADA or U.S.A. Double triode preamp. tubes manufactured in Canada or...

    In Stock
  • $US9.00

    Sylvania

    In Stock
  • $US49.00

    Sylvania

     Great sounding double triode audio tubes manufactured in the United States by renowned Sylvania. These miniature glass 9 pin tubes come with long gray ribbed plates, four stout copper posts, and top halo getters. They are printed in yellow MADE BY SYLVANIA MADE IN U.S.A. and glass-etched 12AX7 U.S.A.  Great sounding double triode audio tubes manufactured in...

    In Stock
  • $US53.00

    Sylvania
    Joint Army Navy US (JAN)

     Quality mil. spec. double triodes for preamp manufactured in the United States by renowned Sylvania. These miniature glass 9 pin tubes are delivered with long gray ribbed plates, four stout copper posts, and top halo getters. They are printed in green JHS 12AX7WA SYLVANIA MADE IN U.S.A. with 1960's and 1970's date codes. They are also glass-etched...  Quality mil. spec. double triodes for preamp...

    Product available with different options
  • $US14.00

    Sylvania

    NOS Sylvania black plate 12BY7A-SYN made in USA. NOS Sylvania black plate 12BY7A-SYN made in USA.

    Product available with different options
  • $US5.00

    Sylvania

     Best quality miniature glass beam pentodes manufactured in the United States by renowned Sylvania. From bulk trays, these 7 pin tubes are designed for an audio frequency power output of up to 5 watts. They come with long black plates, and top round getters. They are printed in green SYLVANIA MADE IN U.S.A. with 3 digit production codes, and glass etched...  Best quality miniature glass beam pentodes manufactured...

    In Stock
  • $US4.00

    Sylvania

    In Stock
  • $US6.00

    Sylvania

    In Stock
  • Sale!
    $US3.00 $US6.00

    Sylvania
    Joint Army Navy US (JAN)

    Best quality pentode amplifier tubes manufactured for the US military by renowned Sylvania. Thease beautiful Mil. Spec. glass octal-based tubes are designed with a low filament consumption of 1.4 volts at 50 mA. Excellent power amplifier tubes, with silvered metal plates, and bottom getter, they are glass-etched 1A5GT/G, coded C4; and bases are printed in... Best quality pentode amplifier tubes manufactured for the...

    In Stock
  • $US13.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US4.00

    Sylvania

    Mint boxed export diode triodes manufactured in the United States by Sylvania. These fine glass loctal-based tubes with top getters, are designed for radio use as diode detectors, AVC rectifiers, and resistance couples amplifiers. They are glass-etched on top 1LH4 B2E, and printed in green on side SYLVANIA MADE IN U.S.A. with Sylvania logo, and coded ECG... Mint boxed export diode triodes manufactured in the...

    In Stock
  • $US4.00

    Sylvania
    Joint Army Navy US (JAN)

     Fine mil. spec. loctal based tubes manufactured in the United States by Sylvania. These glass diode tubes designed for mobile radio applications; are printed in yellow JAN CHS 1R4 / 1294 VT-183 SC 95A MADE IN U.S.A. SYLVANIA, and glass etched on top 1R4 1294. They are boxed in standard beige military boxes printed U.S. ARMY U.S. NAVY SC 95A S.C. ORDER...  Fine mil. spec. loctal based tubes manufactured in the...

    In Stock
  • $US6.00

    Sylvania

    Top quality US made late 1960 audio pentodes. Top quality US made late 1960 audio pentodes.

    In Stock
  • $US5.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US9.00

    Sylvania

    In Stock
  • Sale!
    $US7.00 $US12.00

    Sylvania

    Pristine NOS 7-pin miniature glass rectifier tubes made in US by renowned Sylvania. These tough half wave rectifier tubes have black plates and side halo getters. Filament is tapped to permit operation of a panel lamp. Tubes are printed in yellow SYLVANIA MADE IN U.S.A. and coded AFE; also in black 35W4 USA. Boxed in standard Sylvania yellow and black... Pristine NOS 7-pin miniature glass rectifier tubes made...

    In Stock
  • $US7.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US8.00

    Sylvania
    Joint Army Navy US (JAN)

     Glass loctal based tubes manufactured for the military in the United States by Sylvania. These pentode amplifier tubes for mobile radio operations, with black plates and top getters, are printed in green JAN CHS 3D6 / 1299 MADE IN U.S.A. SYLVANIA and glass etched on top 3D6 A6E. They are boxed in standard beige military boxes printed STOCK NO. 2J3D6/1299...  Glass loctal based tubes manufactured for the military...

    In Stock
  • $US10.00

    Sylvania

    In Stock
  • $US6.00

    Sylvania

    In Stock
  • $US5.00

    Sylvania
    Joint Army Navy US (JAN)

    Amazing Mil. Spec. audio pentodes manufactured for the Armed Forces in the United States by Sylvania. These powerful rugged 7 pin amplifiers, suitable for hostile shock and vibration environments, come with black plates and top halo getters. They are printed in green JAN 5654W SYLVANIA U.S.A. with variable 1980's production codes. Boxes are standard... Amazing Mil. Spec. audio pentodes manufactured for the...

    In Stock
  • $US9.00

    Sylvania
    Joint Army Navy US (JAN)

     High quality Mil. Spec. double triode tubes manufactured in the United States by Sylvania. These 7 pin miniature glass tubes are designed for reliable service for mobile, military and aircraft operations. They come with gray plates, thick mica spacers, top halo getters, and are glass etched 5670 U.S.A. They are printed in green JAN SYLVANIA 5670 U.S.A....  High quality Mil. Spec. double triode tubes manufactured...

    In Stock
  • $US44.00

    Sylvania

    Matched pair top quality double triodes manufactured in USA by renowned Sylvania Electric. Black plates, copper posts and top halo getters. Price is for matched pair. Yellow lettering is slightly worn due to testing. Matched pair top quality double triodes manufactured in...

    In Stock
  • $US8.00

    Sylvania
    Joint Army Navy US (JAN)

    High reliability computer rated triodes, functional equivalent to 6AD4, US manufactured by Sylvania. Tubes are printed JAN 5719 SYLVANIA USA 82219 EAB 7252 (indicating production in last week of 1972). Tubes are paper wrapped in brown military boxes and accompanied by Culligan Inc. Mil. Spec.dessicant packs. Both are then sealed in foil interior packs... High reliability computer rated triodes, functional...

    In Stock
  • Sale!
    $US5.00 $US10.00

    Sylvania
    Joint Army Navy US (JAN)

    Great pristine Mil. Spec sub-miniature glass triodes manufactured in US by renowned Sylvania, equivalent to British military CV4008. All tubes have long leads; New Bulk tubes are printed JAN 5719 SYLVANIA USA 82219 EAB 7252 (indicating production in last week of 1972). NOS tubes are printed the same except 1973 production. Boxes are stamped ONE EA.... Great pristine Mil. Spec sub-miniature glass triodes...

    In Stock
  • $US7.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US6.00

    Sylvania

     Finest quality Mil. Spec. double diode tubes manufactured for the Armed Forces in the United States by Sylvania. These 1960's production miniature glass 7 pin tubes are manufactured to the highest quality to minimise failure under severe conditions of military, aircraft and mobile operations. They have silver plates and top halo gatters. They are glass...  Finest quality Mil. Spec. double diode tubes...

    In Stock
  • $US6.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US7.00

    Sylvania

    In Stock
  • $US9.00

    Sylvania

    Top quality Gold Brand pentodes manufactured in USA by Sylvania. Top quality Gold Brand pentodes manufactured in USA by...

    In Stock
  • Sale!
    $US35.00 $US60.00

    Sylvania
    Joint Army Navy US (JAN)

    Top quality gray plate round top getter double triodes similar to 12AX7, suitable for audio applications. These fine 9-pin glass tubes manufactured for the US military by renowned Sylvania, are printed in green JAN 5751 SYLVANIA U.S.A. with date codes from 1972 to 1979, and are also glass-etched 5751 U.S.A. They are pulled from unused replacement modules... Top quality gray plate round top getter double triodes...

    In Stock
  • $US12.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US17.00

    Sylvania

    Rare top quality double triode preamp tubes manufactured in the United States by Sylvania. These fine 9 pin miniature glass amplifier tubes come with gray plates, thick copper posts, and top getters. They are printed in gold GB 5814A SYLVANIA MADE IN U.S.A. GOLD BRAND with several digit production codes. They are also glass etched GB 5814A U.S.A. Boxes... Rare top quality double triode preamp tubes manufactured...

    In Stock
  • $US18.00

    Sylvania
    Joint Army Navy US (JAN)

    Quality mil. spec. double triode tubes manufactured for the armed forces in the United States by Sylvania. Tough 9 pin miniature glass preamp tubes with long gray ribbed plates, top halo getters, and two thick mica spacers. They are printed in green JAN 5814A SYLVANIA U.S.A. 34167 and 1970's date codes. They are also glass-etched 5814A U.S.A. Quality mil. spec. double triode tubes manufactured for...

    In Stock
  • Sale!
    $US4.00 $US7.00

    Sylvania

    Finest sub-miniature glass double diode tubes manufactured in USA by Sylvania. With separate cachodes and plates for each diode, they may be used as detectors, AGC rectifiers, or low-current power rectifiers (maximum DC output current per plate 10 mA). With short leads, these black plate top halo getter tubes are printed in yellow 5896 U.S.A. SYLVANIA... Finest sub-miniature glass double diode tubes...

    In Stock
  • $US7.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US5.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US39.00

    Sylvania

    Best quality full wave rectifier tubes manufactured in the United States by Sylvania, similar to 5U4WG.  These fine 8 pin octal based glass tubes come with brown bases, strong black plates and top getters. They are glass etched 5931 U.S.A., and are printed either in green JAN 5931 SYLVANIA MADE IN U.S.A. or in gold GB 5931 SYLVANIA MADE IN U.S.A.   Best quality full wave rectifier tubes manufactured in...

    In Stock
  • $US46.00

    Sylvania
    Joint Army Navy US (JAN)

     Top of the line mil. spec. full-wave rectifier tubes made by Sylvania for the Armed Forces in the United States. These indestructible thick glass tubes with massive brown 8 pin octal base, come with 3 mica supports, black plates and top getters. Some are printed in gold JAN CHS 5931 SYLVANIA MADE IN U.S.A. Boxes are standard military beige NATO coded JAN...  Top of the line mil. spec. full-wave rectifier tubes...

    Product available with different options
  • $US10.00

    Sylvania

     Amazing Mil. Spec. beam tetrodes manufactured for the Armed Forces in the United States by Sylvania. These tough thick glass cased brown based tubes come with 5 pin UX5 bases, double side D getters, and heavy black plates. Some for the US Navy, are glass etched with Sylvania logo, USN 5933WA U.S.A. with various additional codes, others are printed in...  Amazing Mil. Spec. beam tetrodes manufactured for the...

    In Stock
  • $US19.00

    Sylvania
    Joint Army Navy US (JAN)

     Finest Mil. Spec. tetrodes, suitable as RF amplifiers, frequency multipliers for radio transmitters, or audio output tubes, manufactured in the United States by Sylvania. These UX5 five pin brown based tubes have top caps, thick black plates, and double top getters. They are glass etched 5933WA U.S.A. and printed in gold JAN CHS 5933WA SYLVANIA MADE IN...  Finest Mil. Spec. tetrodes, suitable as RF amplifiers,...

    In Stock
  • $US14.00

    Sylvania
    Joint Army Navy US (JAN)

    Audio quality Mil. Spec. Manufactured for the armed forces in the United States by Sylvania. They are pulled from unused Canadian Armed Forces replacement modules. These fine 9 pin miniature glass tubes come with gray plates and top halo getters. They are printed in green JAN 5963 SYLVANIA U.S.A. with 1970's date codes. They are glass-etched 5963 U.S.A.... Audio quality Mil. Spec. Manufactured for the armed...

    In Stock
  • $US29.00

    Sylvania

    Pulled from unused United States Navy replacement modules, similar to 12AU7, these top quality gray plate top halo getter double triodes have been Amplitrex matched for mutual conductance and plate current. Gold print reads USN CHS 5963 SYLVANIA USA . Matching 1960's date codes visible on tubes. Price is for matched pair. Pulled from unused United States Navy replacement...

    In Stock
  • $US33.00

    Sylvania
    Joint Army Navy US (JAN)

    Pulled from unused United States Navy replacement modules, these excellent gray plate top halo getter double triodes, great premap tubes, have been Amplitrex matched for mutual conductance (GM) and plate current (mA). Similar to 12AU7, they are printed in green USN CHS 5963 SYLVANIA U.S.A. Matching 1960's date codes visible on tubes. Price is for matched... Pulled from unused United States Navy replacement...

    In Stock
  • $US7.00

    Sylvania

    In Stock
  • $US9.00

    Sylvania
    Joint Army Navy US (JAN)

    In Stock
  • $US22.00

    Sylvania

     Top of the line glass rectifier tubes manufactured in the United States or Canada by Sylvania. These fine 8 pin octal based full-wave rectifier tubes come with black plates and top or side getters. They come in long and medium bottle versions, and are printed in green or yellow with Sylvania logo SYLVANIA MADE IN U.S.A. or CANADA, and glass etched 5U4GB...  Top of the line glass rectifier tubes manufactured in...

    In Stock
  • $US19.00

    Sylvania

    Tough rectifier tubes manufactured by Sylvania in the United States. These 8 pin octal based full wave rectifier tubes come with black plates, thick mica supports, and top getters. They are glass etched 5Y3GT U.S.A. and are printed in green or yellow with Sylvania logo, SYLVANIA MADE IN U.S.A. with various production codes. Tough rectifier tubes manufactured by Sylvania in the...

    In Stock
  • $US42.00

    Sylvania
    Joint Army Navy US (JAN)

     Best quality mil. spec. full wave rectifier tubes manufactured for the Armed Forces in the United States by Sylvania. These fine 8 pin octal based tubes come with black ribbed plates and top getters. They are printed JAN 5Y3WGTA SYLVANIA MADE IN U.S.A. and glass etched 5Y3WGTA U.S.A. Boxes are standard military beige printed with NATO code...  Best quality mil. spec. full wave rectifier tubes...

    In Stock
  • $US29.00

    Sylvania

     Tough Mil. Spec. full wave rectifier tubes manufactured by Sylvania in the United States. These rugged tubes come with large ribbed black plates, thick mica internal supports, and top getters. They are glass etched on top 5Y3WGTA U.S.A., and are printed in green JAN 5Y3WGTA SYLVANIA U.S.A. with multiple production codes, mostly from the 1970's. Boxes are...  Tough Mil. Spec. full wave rectifier tubes manufactured...

    In Stock
Showing 1 - 60 of 128 items