Campbell Scientific RF320-Series Ritron VHF/UHF Radios - Manual (Page 13)

RF320-Series Ritron VHF/UHF Radios
RF320 RF321/322/323
411 to 429 MHz Band:
Rx Tx
417.60000 417.58750
418.03750 417.59375
418.04375 417.60625
418.05625 417.61250
418.06250
450 to 470 MHz Band:
Rx Tx
460.80000 460.78750
461.23750 460.79375
461.24375 460.80625
461.25625 460.81250
Frequencies Unusable: Tx and Rx Steps:
144 MHz (± 10 kHz)
158.4 MHz (± 10 kHz)
172.8 MHz (± 10 kHz)
Rx Steps:
187.1925 MHz
187.2075 MHz
201.5925 MHz
201.6075 MHz
215.9925 MHz
216.0075 MHz
461.26250
Frequency Stability: ±2.5 PPM (-30 to +60ºC) ±1.5 PPM (-30 to +60ºC)
Tone/Code Signaling: CTCSS (Quite Call) and DCS
Input Voltage: 9 to 17 Vdc
25 mA at 12.5 Vdc
Current Drain
Rx
Standby:
Transmit: 2.0 W @ 12.5 Vdc < 0.9A
5.0 W @ 12.5 Vdc < 1.2 A
2.0 W @ 12.5 Vdc < 0.9 A
5.0 W @ 12.5 Vdc < 1.2 A
Dimensions / Weight: 14.5 x 7.6 x 3.5 cm (5.7 x 3 x 1.375 in) / 0.2 kg (7.3 oz)
Antenna Connector: BNC female
RECEIVER
12.5 kHz Narrow Band
Sensitivity (12 dB SINAD) 0.25 μV
Adjacent Channel: -60 dB
Spurious Rejection: -65 dB -70 dB
Image Rejection: -70 dB -75 dB
Intermodulation: -67 dB
FM hum and noise: -37 dB
Conducted Spurious: -57 dB
Receiver attack time (Tx to Rx): < 10 ms
Noise squelch attack time:
(for 20 dB quieting) < 15 ms
RSSI squelch attack time: < 5 ms
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