Sangean MMR-77 - Controls and Indicators; Main Controls; Indicators and Display; Power and Charging Features

SPECIFICATION.
FM. ELECTRICAL PERFORMANCE
Model: MMR-77 Brand:SANGEAN
Temp: °C
R.H.: % Date:2005/06/15
Condition Value Test no.
Test Item
Input Output freq Nom. Lim 1. 2. 3.
Unit
Min 87.5 ±0.5
Tuning Range S/N=6dB
Max 108.5 ±0.5
MHz
Intermediate freq. S/N=6dB 10.7
±0.15
MHz
Max. Sensitivity S/N=6dB
90MHz
98MHz
106MHz
12
12
12
18
18
18
dBu
Usable Sensitivity S/N=30dB
90MHz
98MHz
106MHz
20
20
20
26
26
26
dBu
Image Rejection S/N=6dB 106MHz 26 20 dB
I.F. Rejection S/N=6dB 90MHz 50 dB
3db Limiting (10mv) 80dBu 18 24 dBu
Min. output 60dBu 1.5 3 mV
Tuning Ind. Sens. 26 32
Auto. Scan. Stop. Sens.
Stereo indicator Sens.
dBu
Buzzer freq 2.5 ±0.2 KHz
Buzzer Lever 2.5 2.0 VP-P
S/N 46 40 dB
Current Consumption
RO 10mw
30 36 mA
Am. Suppression (1mV) 26 dB
4500 4000 Hz
Audio fidelity
-6dB
100 150 Hz
Max. 120 100
Output Power(75Khzdev)
10%T.H.D. 120 100
mW
T. H. D. (75KHz dev.)
60dBu
1.5 3 %
Over load capacity 10%T. H.D.
98MHz
100 90 dBu
Calibration S/N=6dBu
90MHz
98MHz
106MHz
±1000 ±1500
KHz
Lowest Batt. Volt. 60dBu 1.8 2.0 V
Supply Voltage: DC 3 V R.O.: 50mW Load: 8 Ohm Modulation: 1KHz Mod./22.5KHz Dev.
Remark:
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