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A KT88 push-pull pair in class AB1 fixed bias is capable of 100 watts of output with 2.5% total harmonic distortion or up to about 50W at low distortion in hi-fi applications.

KT88 is a beam power tetreode, its anode limited dissipation power is 42W. In the audio amplifier, the power can be 100W when it is used as push-pull class AB1 with double tubes, it can also be used in electronic voltage regulator circuit. KT88 is similar with CV5220 and 6550, they can be replaced by each other.

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Summary The KT88 beam pentode is primarily utilised in the output stages of audio amplifiers but can also be used as a series regulator in a stabilised power supply. With an absolute maximum anode dissipation rating of 42 watts, a pair in Class AB1 …

The KT88 has an absolute maximum anode dissipation rating of 42W and is designed for use in the output stage of an a.f. amplifier. Two valves in Class AB1 give a continuous output of up to 100W. The KT88 is also suitable for use as a series valve in a stabilized power supply.

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With an anode to anode load of 4,000 Ω and 550 Volts on the anode a pair run in ultra linear AB1 will deliver 100 Watts at 3.5% distortion. With 425 Volts on the anodes and a load of 6,000 Ω the pair will generate 50 Watts at 2% distortion.

2012年6月27日 · Specifications: Power output: 2×40W (RMS, Class AB1, KT88) Output impedance:4Ω, 8Ω Frequency Response: 10 Hz-30 kHz±0.5db, KT88 THD: ≤1% at 1kHz S/N: ≥90%dB Input Sensitivity: 420mV (combined input) Input impedance: 100kΩ Tubes: KT88x 4 pcs, 6N1x 4 pcs, 12AX7x 2 pcs Power consumption: 240W Size: 17" L …

V-88 tube stereo integrated amplifier uses a delicate and beautiful exterior design, all aluminum chassis with fine stainless steel panel. 2. Special precision mechanical clock hand power Indicator, with blue digital display, digital step-style relay for volume control. 3.