such as the ECC83/12AX7, 5751, ECC81/12AT7, 12AY7, and ECC82/12AU7. Judging by the demos, it sounds sweet indeed. Venus is ...

Recognizing the nonlinear behavior of the 12AX7 vacuum tube ... Given appropriate models for vacuum tubes, circuit simulators such as SPICE make analysis based on such nonlinear models a tractable ...

it described by Friedman “as a genuine preamp in every way”, and at the heart of its design lies a pair of 12ax7 tubes running at high voltage. And those tubes are not there to “warm up” a digital or ...

The particular VT in the circuit is a type 12AX7, which has two triodes contained ... 2. RCA Receiving Tube Manual RC-30. Reprinted by Antique Electronic Supply, Tempe, Az., www.tubesandmore.com.

6V6 power and 12AX7 preamp tubes. The Vibro Champ adds an awesome-sounding bias vary tremolo circuit driven by an additional 12AX7 and featuring Speed and Intensity controls. Many players consider ...

Even a 12AX7 preamp tube is huge relative to ... and the minimum anode voltage of this tube is just 8 V. [Kodera]’s circuit is running the tube at 12 V, and the only other circuitry in this ...

He aims to launch the 12AX7 this summer ... But the arrival of transistors, then circuit boards, made tubes obsolete for most uses. American manufacturers couldn’t match prices from overseas.

For the Valvetronix Pro Series, the Valve Reactor circuit has been enhanced, using an EL84 tube in place of the traditional 12AX7 tube to create a more accurate tube sonic signature. In keeping with ...

This Princeton is outfitted with dual 6V6 power tubes, 2 x 12AX7 preamp tubes, a 12” Eminence Special Design speaker, and footswitchable tremolo. All coming in at just over 30 lbs, this is the ...