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| General | VX-537 |
| Number of Channels | 512 Channels |
| Frequency Range | 450 - 490 MHz |
| Channel Spacing | 12.5 / 25 kHz |
| Battery voltage | 7.5 VDC ±20 % |
| Battery Life w/FNB-16 (5-5-90 duty) |
10 hours (13 hours. w/saver) @5.0W |
| Temperature Range | –22 °F to +140 °F (–30 °C to +60 °C) |
| Frequency Stability: | better than ±2.5 ppm |
| Case size | 2.3“ (w) x 6.0“ (H) x 1.5“
(D) (59 x 152 x 39 mm) w/FNB-29A 2.3“ (w) x 6.4“ (H) x 1.5“ (D) (59 x 163 x 39 mm) w/FNB-29AL |
| Weight | 18.7 oz (530 g) w/FNB-29A 19.4 oz (550 g) w/FNB-29AL |
| Receiver | |
| Circuit Type | Double-conversion Super-heterodyne |
| IFs | 44.25 MHz, 450 kHz |
| Sensitivity | EIA12-dB SINAD: 0.25 µV |
| Adjacent Channel Selectivity | 75 dB (25 kHz) / 68 dB (12.5 kHz) |
| Intermodulation | 75 dB (25 kHz) / 65 dB (12.5 kHz) |
| Spurious and Image Rejection | 75 dB |
| FM Hum and Noise | 45 dB (25 kHz) / 40 dB (12.5 kHz) |
| AF Output | 0.7 W @ 16 Ohms, 5 % THD |
| Transmitter | |
| Power Output | 5.0 / 2.0 / 1.0 / 0.25 W |
| Modulation System | Direct FM; 16K0F3E (25 kHz)
11K0F3E (12.5 kHz) |
| Conducted Spurious Emission | 70 dB Below Carrier |
| FM Hum Noise | 45 dB (25 kHz) / 40 dB (12.5 kHz) |
| AF Distortion (@ 1 kHz) | < 3 % |
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WISCO International, Inc. -
10388 W. STATE RD. 84 #
109 MIAMI, FL 33324-4252. USA Fax: (954) 370-3997 | E-mail: wiscointl@wiscointl.com |
