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813 / GM70 amplifier with Bartolucci ... - Audio Design Guide

    http://www.audiodesignguide.com/Claudio845/813amp.html
    This amplifier without modifications will allow to use the GM70and the 813(FU-13) output tubes. The 813 is a general-purpose transmitting beam power tube with thoriated-tungsten filament with a maximum plate dissipation of 125 watts. It is …

813 SE triode amps - Pete Millett's DIY Audio pages

    http://www.pmillett.com/813_se_triode_amps.htm
    The output stage is an 813 tube, connected as a triode. The 813is a ~100W pentode designed for radio transmitter and modulator service, and was used in the WWII timeframe, I think. It was a common tube in smaller AM broadcast …

Audioromy 813 Amplifier - LAMPIZATOR

    http://lampizator.eu/amplifiers/CHINA/audioromy/Audioromy%20813.html
    amp like Audioromy 813 - for less than a decent interconnect. And that includes a great amp, 7 tubes, packing carton, manual, tax, and their profit. Last time I checked - Audioromy sold for 660 US$ with free worldwide That is 400 dollars …

Wingfoot 813 Amplifier - Main Page and Front and Side …

    https://www.frostburg.edu/personal/latta/ee/wing813amp/amplifierpics1.html
    the 813 amplifier and its matching power supply is extremely dangerous since very high voltages are present when the equipment is turned on, and may even be present when the equipment is turned off and unplugged. If at all possible, do all work with …

813 Linear Amplifier Project - w4npn

    https://www.w4npn.net/813-linear-amplifier-project/
    813 Linear Amplifier Project 813 Linear Amplifier Project While stationed on Midway Island in 1971-1972, I operated as KM6DY, with an early model Yaesu FT-101 and a home made vertical on the roof of the apartment. The Navy decided to dump two old (1952) 10KW AM beacon transmitters into the ocean and replace them with modern units.

813 Amplifier Schematic - 813 gm70 amplifier with ...

    http://media.wcyb.com/813-amplifier-schematic.html
    813 Amplifier Schematic - 9 images - view topic se 845 tube amp schematics, pro audio equipment,

Shuguang Vacuum Tube 813 For Tube Amplifier Replace FU13 ...

    https://www.iwistao.com/products/vacuum-tube-813-shuguang-for-tube-amplifier-replace-fu13-high-power-output-quality-hifi-audio
    Shuguang Vacuum Tube 813 For Tube Amplifier Replace FU13 High Power Output HIFI Audio Tube 813 belongs to antique one, which is a direct thermal beam shot tetrode with thorium tungsten cathode, graphite anode. In the radio equipment, it can be used for the oscillator power amplifier tubes, and its using frequencies are up to 30MC.

813 2X50W Tube Amplifier Dual Mono-block Integrated Large ...

    https://www.iwistao.com/products/2x50w-813-tube-amplifier-dual-mono-block-integrated-tube-rectifier-sound-field-control-otk6h1-6j4p-driving-amplifier-hifi
    813 Tube Amplifier 2X50W Dual Mono-block Integrated Tube Rectifier OTK6H1 & 6J4P Driving amplifier Out of stock High Power Tube Amplifier To add this product to your wish list you must Sign In or Create an account

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