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Audio Research PH 7
Audio Research PH 7
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Posted On 26.05.2026
Last Update On 26.05.2026 Audio Research PH 7
Description Original Description is in English, other language texts are translations and can contain errors. EnglishDeutschSpanishTurkish

SPECIFICATIONS:

rated outputs: 50v rms 10hz to 60khz, 100k ohm load (output capability is 50v rms output at 1/2% thd at 1khz).

Power Supplies: Electronically-regulated low and high voltage supplies. line regulation better than .01%.

tube complement: (4) 6922/e88cc dual triodes with jfet input, (3) 6h30 dual triodes as hv regulators.

power requirements: 100-135vac 60hz (200-270vac 50/60hz) 80 watts maximum. line fuse 3a slo blo (1.5a slo blo 230v).

input impedance: selectable 47k, 1000, 500, 200 or 100 ohms with 200pf unbalanced.

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