Superscope A-245 Service Data

——
SUPERSCOPE..
SOLID STATE
STEREO AMPLIFIER
Model A-245 (E)
SERVICE DATA
SUPERSCOPE INC.
8150 VINELAND AVENUE.
SUN VALLEY, CALIFORNIA -91352-U.S.A.
- A-245 (E)
TABLE OF CONTENTS
Technical Specifications
Alignment Procedure
Circuit Board Diagram
Schematic Diagram
Exploded Diagram of The Mechanism
Parts List
Voltage Conversion
TECHNICAL SPECIFICATIONS
<AMPLIFIER SECTION>
Instantaneous Peak Music Power...... 50W at 8 ohms
E.1.A. Music Power............... 35W at 8 ohms
Total Music Power (I.H.F).......... 30W at 8 ohms
Continuous Power (R.M.S).... . 10W + 10W at 8 ohms
Harmonic Distortion at 1KHz.. . Less than 0.5% to 10W
Power Bandwidth......... 30—30,000Hz at 8 ohms
at 1% THD (—1 dB)
Frequency Response........ 20—40,000 Hz (—3 dB)
Signal to Noise Ratio ...... AUX..70 dB, MAG. 60 dB
Damping Factor.............. .... 30 at 8 ohms
Bass Control ..............04.- +10 dB at 100 Hz
Treble Control.............. +10 dB at 10,000 Hz
Loudness Control.......... +8 dB at 100 Hz, +4 dB
at 10,000 Hz
Input Sensitivity. . . MAG. 2.5mV to 10W OUTPUT, CER
150mV to 10W OUTPUT, TUNER 100mV
to 10W OUTPUT, AUX. 100mV to 10W OUTPUT,
TAPE 200mV to 10W OUTPUT
<AUXILIARY CIRCUIT>
Tape Monitor Switch, Loudness Control Switch, Boost-
Cut Separate Bass and Treble Controls, Speaker System
Selector, Stereo Headphones Jack, Switched Auxiliary
AC Outlet.
<Solid State Devices>
EEANSIStONIS 22a se ee Ae Ge ee ee ee 18
Diodes....... e h cer eater ah taicth Stee ande eae dees aha rgedate 10
<Power Requirements>
AC 110, 120, 220, 240V 50/60 Hz
Power Consumption............. 60 W maximum
Power Voltage. ...
<Dimensions>
(te Lo ae em nea 14-11/32"
DEDtA! :asccs ich ben Sh Care DE eae, oS 7-1/8"
PUCVOIN ins 2b wise ite BS t hoe ar e 4-9/16"
WelOnts.2 6 2h disutecd deo Stee a Se ae eee 8 Ibs
* These specifications and exterior designs may be changed for improvement without notice.