Specifications - Radio Shack SSM-1750 Owner's Manual

32-3008.fm Page 15 Thursday, April 6, 2000 4:03 PM
Problem
You are getting a hum from other
input source
You are getting feedback noise.
ˆ

Specifications

Input Sensitivity/Impedance
DJ MIC (XLR jack) ............................................................. 1.5 mV, 600 ohms, Balanced/Unbalanced
AUX MIC (Phone jack) ....................................................................... 1.5 mV, 600 ohms, Unbalanced
Phono ......................................................................................................................... 3 mV/50 kOhms
Line ........................................................................................................................ 150 mV/27 kOhms
Output Level
Main Out ......................................................................................................................... 2V/10 kOhms
Record .................................................................................................................... 150 mV/10 kOhms
Send ....................................................................................................................... 150 mV/10 kOhms
Frequency Response ................................................................................................ 20–20k Hz ±3 dB
S/N Ratio
Mic ............................................................................................................................................... 55 dB
Phono .......................................................................................................................................... 65 dB
Line ............................................................................................................................................. 75 dB
Distortion
Mic .............................................................................................................................................. 0.20%
Phono ......................................................................................................................................... 0.08%
Line ............................................................................................................................................ 0.05%
Tone Control, DJ MIC, AUX, CH 1, CH 2, CH 3, CH4
HIGH Boost/Cut Range .............................................................................................. ±10dB at Center
MID Boost/Cut Range ................................................................................................ ±10dB at Center
BASS Boost/Cut Range ............................................................................................. ±10dB at Center
ECHO Delay Time .............................................................................................................. 50 –120ms
TALKOVER Attenuation ................................................................................................... –8 to –38 dB
Power Source ......................................................................................................... AC 120V, 60Hz, 20 Watt
Power Fuse ..................................................................................................................... 0.5 Amp/250 Volts
Dimensions (HWD).................................................................................................... 4
Weight ......................................................................................................................................... 11 Ibs 6 oz
Specifications are typical; individual units might vary. Specifications are subject to change and improve-
ment without notice.
Possible Solution
Make sure there are no low-level inputs connected to the LINE input
jacks.
Move the microphone further away from the output speakers or use
a unidirectional microphone.
Specifications
7
/ 19 11 Inches
16
(113 482 280 mm)
(5.15 kg)
15