813 Se Audio Amplifier

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

http://www.pmillett.com/813_se_triode_amps.htm

This is a single-ended triode amp that I built using the 813 transmitting pentode, connected as a triode. It's a fairly powerful SE amp that works very well. It uses a single pentode as the driver (a 12HG7 video amp tube), and a solid-state power …

813 SE build | diyAudio

https://www.diyaudio.com/community/threads/813-se-build.193082/

Hello, I am just starting to breadboard an 813 SE amp and I thought I would post my progress here. This is my third or fourth big SE amp. Previous amps used the Svetlana 572-10 and 6BM8 mu follower as a driver. This time I want to go with some lovely 813's that I have. I'm planning to have them...

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 se trans impedance amplifier - DIYPARADISO

https://www.diyparadiso.com/813se1.htm

813 se trans impedance amplifier. 813 SE trans impedance amplifier. Based on an article read on tube cad. Very interesting actually as this is another way of implementing feedback. In short actually very short feedback loop improves the whole god damn thing, less distortion makes the amp more quiet lower output impedance and much bigger bandwith and all this without …

845/813 SE Amp: And the iron is here – Bartola® Valves

https://www.bartola.co.uk/valves/2021/06/28/845-813-se-amp-and-the-iron-is-here/