Manley STINGRAY original version 1997 - 2005 MST - Manual (Page 17)

SPECIFICATIONS
Vacuum Tubes: 8 x EL84, 2 x 6414
2 x 12AT7WA
Lamp type 1/4 X 1 1/4, 12 volt, .15 amp
Fuse type 120VAC operation: MDL 3 AMP / 250 Volt SLO-BLO
240VAC operation: MDL 2 AMP/ 250 Volt SLO-BLO
B+ FUSES (2): MDL 1/4 AMP/250 Volt SLO-BLO
Gain 37 dB max
185mv input=50w output
Signal to noise Typically 87 dB A WGT 20-20K
(69 dB unweighted)
Frequency Response 15 Hz to 40 kHz @ - 1 dB
Distortion @ 5 watts .25 % @ 5W, 1 kHz (-55 dB)
Volume control "Left / right tracking" .25 dB
Input Impedance 100 Kohm
Output Power 50 Watts each channel
(1.5% THD @ 1kHz, both channels driven)
Output Impedance Optimized for 4-8 ohm speakers
(5 ohm design)
Damping Factor 10
Power Consumption (idle) 170 Watts (1.4A @120VAC)
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