Manley Purist Owner's Manual download pdf (Page 14)

SPECIFICATIONS

Vacuum Tubes: 2 x 12AT7WA, 2 x 12AU7WA

2 x 6414, 2 x 6GF7A, 2 x OA2

Phono Tubes 2 x 6072, 2 x 12AX7WA

2 x 12AT7WA,

Fuse type 120VAC operation: MDL1, 1 AMP / 250 Volt

220VAC operation: MDL1, 1 AMP / 250 Volt

SLO-BLO

Maximum Gain (AUX, TUNER, VIDEO, TAPE) 19 dB at max Volume (min FB)

(1 volt in = 5 volts out)

(BALANCED INPUT) 20 dB

(CD) 13 dB

(PHONO) ( if available)(both MC & MM) 55 dB @ 1KHz

Gain Steps (volume control) 24 x 2 dB except extremes

(-∞,-60,-50,-46, -44,-42,-40,-38,-36,-34, -32,-30,-28,-26,-24,-22,-20,-18,-16 -14,-12,-10, -6, 0)

Volume control "Left / right tracking" 1/10 dB typical

Gain adjustment via BALANCE 8 dB nominal

Noise Floor typically -70 dB (20 to 30 kHz)

Maximum output typically +30 dBv

Signal to noise typically 105 dB A WGT 20-20K

Frequency Response 5 Hz to 90 kHz @ +/- .6 dB

Distortion THD+N = -80 dB (.01 %)

zero "crossover" distortion, mostly 2nd harmonic, unmeasurable after 5th

typical of pure Class A1, minimal feedback designs.

Output Impedance MAIN 30 ohms

TAPE 1000 ohms

Power Consumption 170 Watts (1.4 A @ 120VAC)

Size preamp (not including handles, feet) 19" x 11.5" x 5.25"

power supply (not including, feet) 19" x 10" x 2.5"

Shipping Weight (includes box, cables, etc.) 38 lbs

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Manley Purist Owner's Manual Page 14