Roadstar HIF-6880USMPT, Руководство по обслуживанию

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ALIGNMENT PROCEDURES
FM RECEIVER PERFORMANCE DATA
MODEL: NE-MP3 (5W)
Date:
Band: FM
Supply Voltage: AC 230 V Measured By:
Standard Output: 50 mw
Dummy Load: 4 ohm Approved By:
Modulation: 1 KHz 22.5 KHZ DEV
EQ or Tone at Flat Place Bass OFF Place
Measuring Items Unite Norm Limit Sample1 Sample2
Frequency Range Low MHz 87.5 +/-0.3
High MHz 108 +/-0.3
IF Frequency MHz 10.7 +/-0.2
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 26 32
Sensitivity 98.1 MHz db 26 32
106.1 MHz db 26 32
ACA +300 KHz db 20 15
( 2-Signal )
-300 KHz db 20 15
Image Rejection AT 106.1 MHz db 22 16
IF Rejection AT 90.1 MHz db 50 40
-3db Limiting Sens . 1mv I/P db 18 26
AM Suppression 1mv I/P db 35 30
S/N (1mv input Mono db 50 45
W/A-Fliter) Stereo db 35 30
Stereo Sens db 20 26
Stereo Lamp On Sens. db 20 26
Separation R/L db 25 20
Freq.Response-3db Low Hz 80 ≦100
(W/50uS Pre-emphasis) High KHz 10 ≧8
Modulation Hum 1 mv I/P db 40 35
Hum & Noise(min.vol.) mv 1 3
Output (10% Dist) (MOD=40KHz) mW 4500 4000
Total Harmonic Distortion 1 mv I/P % 1 3
OSC Drop Out 1 mv I/P V
Current No signal mA
Consumption Max mA
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