All tube headphone amplifier - jaeblog jaeblog
Single Ended ECC99 - 6C33C Amplifier with regulated tube PS
DIY 12AX7, ECC99 MiniAmp | DIY Guitar Freak
ECC99 SRPP Headphone Amp
Combining super-lead style preamp with low-power power amp | Telecaster Guitar Forum
ECC99 - Vacuum tube | JJ Tubes
Single Ended ECC99 - 6C33C Amplifier with regulated tube PS
ECC99 SRPP Headphone Amp
Second modification of the line stage with ECC99 of the Vanderveen MCML05 pre-amplifier”
ECC99 push pull with dumble preamp --> became a stombox preamp - The Amp Garage
JJ ECC99 – Doug's Tubes
Super-Triode SE amplifier | diyAudio
ecc99 low powered amp - Music Electronics Forum
Guitar Gear Forum • View topic - GT4.20 junk pile build (ecc99 ~4W push pull amp)
More Retrograde and DHT Heating Power Supplies
2W High-Gain build into an old SS combo | Telecaster Guitar Forum
The Ultra Compact Club
el escorpion" Line Stage
Second modification of the line stage with ECC99 of the Vanderveen MCML05 pre-amplifier”
Error Take-Off and Super-Triode
ECC99 push-pull build with JCM800 preamp - the JCM Eight Hundredths - Music Electronics Forum
The Karna Amplifier
