RF LINKS VHF LOW BAND TRANSMITTER MODULE

Transmitters
 
Three configurations of the Low Band RF Link are available and each is identified by letter. Use this guide when reviewing specifications
 
Model number:
810-035, 2.2 watts (a)
810-045, 4.0 watts (b)
816-078, 8.0 watts (c)
 
Frequency range:
25-50 MHz (a,b)
30-50 MHz (c)
 
Frequency stability:
+/-.002% (-30 degree to +60 degree C)
 
RF power output:
2.2 W @ 15 VDC (a)
4.0 W @ 15 VDC (b)
8.0 W @ 12.5 VDC (c)
 
Emission type:
15F2, 16F3
 
Power supply:
+15 VDC +/- 15% (a,b)
+12.5 VDC +/- 15% (c)
 
Power supply current:
340 mA @ 15 VDC (a)
520 mA @ 15 VDC (b)
1.5 A @ 12.5 VDC (c)
 
Audio input impedance:
10,000 ohms @ 1 kHz (a,b)
4,700 ohms @ 1 kHz (c)
 
Audio input level @ deviation:
5-10 mV rms (a,b)
10 mV rms (c)
 
Audio response (300-3,000 Hz):
+1, -3 dB of std. EIA 6 dB/octave pre-emphasis characteristic
 
Audio distortion (maximum):
6% @ 60% rated system deviation with 1 kHz modulation
 
FM hum & noise:
50 dB below 60% rated system deviation
 
Spurious & harmonics:
47 dB below carrier (a)
49 dB below carrier (b)
55 dB below carrier (c)
 
Weight:
6 oz (170.1 gm) (a,b)
28 oz (793.8 gm) (c)
 
Size:
3.32" x 3.32" x 1" (8.43 cm x 8.43 cm x 2.54 cm) (a,b)
7.88" x 4.75" x 2.25" (20.0 cm x 12.1 cm x 5.7 cm) (c)
 
Mounting centers:
2.9" x 2.9" (a,b) (7.36 cm x 7.36 cm)
4.1" x 3.4" (c) (10.41 cm x 8.64 cm)
 
Duty cycle w/o degradation:
10% (max. trans. one minute)
 
Specifications subject to change without notice

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