• Bugera V55HD 55W Tube Guitar Amp Head | Musician's Frien...

    power tubes. Triode tubes, which predated the pentodes, provide what many guitarists a... but add a second channel for modern high-gain tones. To begin, ta...

    www.musiciansfriend.com/amplifiers-effects/buge...

  • ES9018 USB DAC - Hi-Resolution System

    I suggest OP627on first stage and OPA2134on second stage to get the best sound. OU... The vacuum tubes are single triode EC86(NOT ECC86) with these ...

    www.audiodesignguide.com/DAC32/

  • Little Dot MK8SE / MK6 Super Mods - Page 57

    the servo adjusts the top triode impedance so there is 0 volts on the output at all times th... and obviously, the second reason for choosing the best po...

    www.head-fi.org/t/782183/little-dot-mk8se-mk6-su...

  • Vacuum Tube Electronic Circuits

    The input stage is comprised of a both halves of a 6SL7 octal dual hi-mu triode in a diffe... state. If any battery voltage falls below threshold for more tha...

    www.discovercircuits.com/V/vacuum.htm

  • Homebrew 3CX3000F7 Amplifier

    The 3CX3000F7 power grid triode with its 4000 watt plate dissipation loafs along at leg... . A soft-start delay was built using a 30 second solid state cub...

    w2dtc.com/3cx3000f7.htm

  • Choosing an RF Signal Generator

    The least expensive choice in the military surplus or second-hand market is a tube-type g... which use an exotic pencil triode as an oscillator. The...

    www.ab4oj.com/test/sig_gen.html

  • Oatley K272 JAN 6418 Valve (Tube) Preamplifier / Headphone ...

    and 270R resistor feed the filaments which are wired in series. The second stage is a low distortion CMOS headphone driver IC (PT2308) that is set to unity s...

    diyaudioprojects.com/Tubes/6418-Tube-Preamp-...

  • JBL 2205 or 2220, cab too small? - diyAudio

    Perhaps I am asking the wrong question... Lets step back and look at this for a second. ... Hi triode3, It sounds to me as if you could do just fine with a lot s...

    www.diyaudio.com>Home>Forums

  • Digital Do Main B-1a review | TechRadar

    (now KSL Kondo) brought the world's attention back to the single-ended triode amplifier... or you can bridge it by adding a second B-1a and bolting the two to...

    www.techradar.com/reviews/audio-visual/hi-fi-and-...

  • Please explain this H3 3rd harmonic cancellation - diyAudio

    Essentially what is happening is that the added resistor allows the second harmonic curr... Now look at page 9. Gm versus plate plate current for fixed Va (an...

    www.diyaudio.com>Home>Forums

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