Kustom 36 coupe Stereo Amplifier User Manual


 
9
A m p S p e c i f i c a t i o n s
Model 72 Coupe All Tube guitar amp
Power Amp Tubes 4-6L6GC power tubes using AUTOKRUISE™ biasing scheme
Preamp Tubes 4-12AX7 preamp tubes(2 preamp, 1 effects loop, 1 phase inverter)
Output Power 72 W RMS 16, 8, or 4 Ohms @ 5% THD
Speakers 2 X 12 inch KEI(Kustom-Eminence Integrated) with aluminum dust cover
Input Impedance
Hum & Noise -85 dBV Residual Noise, all level controls 0% (minimum)
50 dB Rhythm Channel Nominal gain, Input 1, Volume @ 5
64 dB Rhythm Channel Maximum gain, Input 1, Volume @ 10
75 dB Lead Channel Nominal gain, Input 1, Volume @ 5
90 dB Lead Channel Maximum gain, Input 1, Volume @ 10
+10 dB Maximum gain of footswitchable Volume Boost
+3 dB Gain increase at 1 kHz when Bright is pulled
-6 dB Gain decrease when using Input 2
34-44 dB Power amp gain(Effects Return to Speaker, depending on Boost)
Nominal Signal to Noise
70 dB Rhythm Channel, with Volume half and Master Maximum, Boost on 10
0.15 VRMS (-16 dBV) Levels w/Boost on 10 to reach full power output
0.6 VRMS (-4 dBV) Levels w/Boost on 0 to reach full power output
Effects Send Tube driven, Nominal load >10k ohms
Effects Return Tube driven, >100K ohm input impedance
Footswitchable Boost
Master Volume Boost Adjustable from 0 to +10dB boost AFTER the Effects Loop
After power amp with speaker emulation
Output level Adjustable from 0 to +6 dBV, nominal -3 dBV
USA/Canada 120VAC/60Hz, 300W nominal
Europe 230VAC/50Hz, 300W nominal
UK 230VAC/50Hz, 300W nominal
Australia 240VAC/50Hz, 300W nominal
Japan 100VAC/50-60Hz, 300W nominal
mm/kg 495 mm (Height) x 686 mm(Width) x 270 mm(Depth), 28.5kg
Inches/Pounds 19.5" (Height) x 27" (Width) x 10.625" (Depth), 63 lbs
Dimensions/Weight
Power Requirements
Footswitch
System Gain
All measurements taken with 1 KHz input
signal, Tone controls flat, Volume Halfway
and Master Maximum, Boost on 10,
Reverb controls at 0. Measured at speaker
jack at 16 ohms unless noted.
1M ohms Input 1, 100K ohms Input 2
Uses a standard stereo shielded cable, but can use mono cable for emergency limited functions.
Supplied Footswitch selects Rhythm or Lead Channel, Boost, and Effect On/Off
XLR Direct Output
Tubes
Effects Loop