Manufacturer’s Claimed Specifications Measured in the ARRL Lab
Frequency coverage: Receive, 136-174 MHz; Receive and transmit, as specified.
transmit, 144-148 MHz.
Power requirement: Receive, 1.0 A (maximum audio); Receive, 0.8 A; transmit, 12 A. Tested at 13.8 V.
transmit, 15 A (high power).
Modes of operation: FM. As specified.
Receiver Receiver Dynamic Range
FM sensitivity: 12 dB SINAD, 0.15 µV typical. For 12 dB SINAD, 0.15 µV.
Weather band sensitivity,12-dB SINAD (tested at 162.400 MHz): 0.14 µV.
FM adjacent channel rejection: Not specified. 20-kHz channel spacing: 74 dB.
FM two-tone, third-order IMD dynamic range: Not specified. 20-kHz channel spacing: 74 dB.*
10-MHz channel spacing: 87 dB.
FM two-tone, second-order IMD dynamic range: Not specified. 93 dB.
S-meter sensitivity: Not specified. S9 indication: 1.8 µV.
Squelch sensitivity: 0.08 µV typical. At threshold: 0.09 µV.
Receiver audio output: 2.0 W at 10% THD into 8 Ω. 2.4 W at 10% THD into 8 Ω.
Spurious and image rejection: 75 dB typical. First IF rejection, 99 dB; image rejection, 93 dB.
Transmitter Transmitter Dynamic Testing
Power output (H/M/ML/L): 75/25/10/5 W (approximately). 69 / 26 / 9.3 / 5.0 W.
Spurious-signal and harmonic suppression: ≥60 dB 64 dB. Meets FCC requirements for spectral purity.
Transmit-receive turnaround time (PTT release to 50% audio output): S9 signal, 168 ms.
Receive-transmit turnaround time (tx delay): Not specified. 130 ms.
Size (HWD): 2.0×5.9×5.9 inches; weight, 2.4 pounds.
*Note: Unless otherwise noted, all dynamic range measurements are taken at the ARRL Lab standard spacing of 20 kHz.