CommRadio CR-1a User Manual – Rev 1 Edition: 15 July 2015
19
J.
General Specifications:
Frequency Coverage and Modes:
MW-HF: General Coverage: 500 kHz - 30.000 MHz
•
User Configurable Band Key:
o
Amateur Band Selections:
160 m – 10 m
o
International Broadcast Bands:
120 m – 11 m
•
AM-SSB-CW manual or auto-mode selection (based on tuned frequency)
•
International Broadcasting: manual or auto-selection: 5 kHz steps
•
Automatic -Filter Width select with override (manual selection)
•
Tuning Resolution (cursor control): 1 MHz / 100 -10 - 1 kHz / 100 - 10 Hz
•
MDS (minimum discernible signal): nominal -130 dBm with 500 Hz Bandwidth
•
LW: 150 - 500 kHz is included for experimental purposes. See Hardware Limitations below.
VHF-UHF General Frequency Coverage and Performance:
•
VHF: Continuous Coverage: 64.0 - 260.0 MHz
•
UHF: Continuous Coverage: 437.0 - 512.0 MHz
•
FM Broadcast: nominal -88 dBm with 200 kHz bandwidth
•
VHF Sensitivity 108.0 - 150.0 MHz: nominal - 98 dBm (or better) for 12 dB SINAD, 15 kHz
filter bandwidth (5 kHz deviation)
•
UHF Sensitivity: nominal -86 to-98 dBm for 12 dB SINAD, 15 kHz filter bandwidth (5 kHz
deviation)
•
Standard frequency steps for each band
VHF-UHF Band Plan:
•
FM Broadcast: 87.7 - 107.9 - Monaural - 5 kHz audio bandwidth (76.0 MHz International)
•
Aircraft Bands: 108.000 - 136.975 MHz, AM auto-select -25 kHz channel steps
•
Amateur: 2 m, 1.25 m, 70 cm (upper portion starting @ 437.0 MHz).
•
NBFM mode default with SSB-CW mode selects.
•
Marine & NOAA Weather Radio
•
Public Service: 137.0 - 225.0: 12.5 and 25 kHz steps.
•
FRS-GMRS 462 – 467 MHz , 25 kHz Steps
•
General Coverage 467-512 MHz
•
Note: 6 m (54 MHz) is not available.
