WALKER III AM/FM (26.965 MHz to 27.405 MHz) 40 channel CB radio with 7 built-in weather channels with alert and scan. Features front USB port, 7 back-light colors, multi function LCD display, PA, S/RF view meter, Beep Function and Roger Beep, Talk-Back, 7 Weather Channels with Alert, RF and Mic Gain, VOX, preset Emergency 1/2, ANL/NB & Hi-Cut Filters, Dim, SWR/PWR reading, front mount microphone and rear speaker jack. Dimensions: 6.69 (W) x 6.29 (D) x 2.04 (H) inches , 170 (W) x 160 (D) x 52 (H) mm
| Number of channels | : | 40 |
| Number of weather channels | : | 7 |
| Weather alert | : | |
| Modulation modes | : | AM / FM |
| Frequency ranges | : | from 26.965 MHz to 27.405 MHz |
| Weather channels | : | from 162.400 MHz to 162.550 MHz |
| Antenna impedance | : | 50 ohms |
| Power supply | : | 13.8 V |
| Size (W x D x H) | : | 6.69 (W) x 6.29 (D) x 2.04 (H) inches , 170 (W) x 160 (D) x 52 (H) mm |
| DIN Size | : | |
| Weight | : | ± 2.43 lbs / 1.1 kg |
| Accessories supplied | : | power cord with fuse, 1 mounting bracket with fixing screws, Ultra light electret microphone with support |
| Frequency allowance | : | +/- 200 Hz |
| Carrier power | : | 4 W AM / 4 W FM |
| Transmission interference | : | inferior to 4 nW (- 54 dBm) |
| Audio response | : | 300 Hz to 3 KHz |
| Emitted power in the adj. channel | : | inferior to 20 μW |
| Microphone sensitivity | : | 3.0 mV |
| Drain | : | <2 A max. (with modulation) |
| Modulated signal distortion | : | 1.8% |
| Maxi. sensitivity at 20 dB sinad | : | 0,5 µV - 113 dBm AM / 0,3 µV - 116 dBm FM |
| Frequency response | : | 300 Hz to 3 kHz |
| Adjacent channel selectivity | : | 60 dB |
| Maximum audio power | : | 3 W |
| Squelch sensitivity | : | minimum 0.2 μV - 120 dBm / maximum 1 mV - 47 dBm |
| Frequency image rejection rate | : | 60 dB |
| Intermediate frequency rej. rate | : | 70 dB |
| Drain | : | 180 ~ 500 mA maximum |