Roadstar HIF-5803MP, Service Manual

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ALIGNMENT PROCEDURES
10
FM RECEIVER PERFORMANCE DATA
Band: FM
Supply Voltage: AC V
Standard Output: 50 mw
Dummy Load: 4 Ohm
Modulation: 1 KHz 22.5 KHZ DEV
EQ or Tone at Flat Place Bass OFF Place
Measuring Items Unite Norm Limit Sample1 Sample2
30db Quieting 90.1 MHz db 18 26
Sensitivity 98.1 MHz db 18 26
106.1 MHz db 18 26
Auto Locked 90.1 MHz db 24 26
Sensitivity 98.1 MHz db 24 26
106.1 MHz db 24 26
ACA 2Sign +300 KHz db 18 12
-300 KHz db 18 12
Image Rejection AT 106.1 MHz db 20 16
IF Rejection AT 90.1 MHz db 50 40
-3db Limiting Sens . 1mv I/P db 18 22
AM Suppression 1mv I/P db 35 30
S/N (Mono ) 1mv I/P db 50 45
Stereo Sens db 18 24
Stereo Lamp On Sens. db 18 24
Separation R/L Mono
R-L
db
30
26
L-R
db
30
26
50 us
Audio Freq. Low Hz <40
Response-3db High KHz 10
Modulation Hum 1 mv I/P db 50 45
Hum & Noise(min.vol.) mv 0.8 1.5
Max. Out Harmonic Distortion % 20
Max. Output (MOD=40KHz) mW 5000 4500
Output (10% Dist) (MOD=40KHz) mW 4800 4500
Total Harmonic Distortion 1 mv I/P % 1 2
Over load signal (MOD 75KHz )
db 110 100
OSC Drop Out 1 mv I/P V 190 207
Frequency Range Low MHz 87.5 +/-0.1
High MHz 108 +/-0.1
IF Frequency MHz 10.7 +/-0.2
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