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Magnum 357 |
FEATURES |
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Microprocessor Controlled |
Noise Blanker |
Offset (Split) Frequencies |
Variable RF Output Power |
Last Channel Recall |
Night Illuminiated Display |
5 Digit LCD Frequency Display |
Automatic Call Frequency Control |
1 Year Warranty |
S/RF Meter |
(FM 29.600 MHz) |
Receive Audio Tone Control |
Frequency Scan |
Scanning Microphone |
MARS and CAP Capable |
(permits required) |
GENERAL SPECIFICATIONS
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Frequency Coverage | 28.000 - 29.699 MHz | |
RF Power Output | 150 Watts PEP | |
Modes | AM, FM, USB, LSB | |
Tuning Steps | 1 kHz, 10 kHz or 100 kHz | |
Memory Channels | 5 Channels | |
Antenna Impedance | 50 ohms, unbalanced | |
Power Requirement | 12 - 16 Volt DC | |
Control Deck Dimensions | 2(H) x 6(W) x 7.5(D) in. | |
RF Deck Dimensions | 3.3(H) x 7.8(W) x 7(D) in. | |
Control Deck Weight | 2.9 lbs. (approx.) | |
RF Deck Weight | 4.6 lbs. (approx.) |
TRANSMITTER SPECIFICATIONS |
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Frequency Response | 400 - 3500 Hz | |
Frequency Tolerance | 0.0005% | |
Frequency Accuracy | +10 ppm or better | |
Carrier Suppression | -40 dB or better | |
Unwanted Sideband | -50 dB or better (1 kHz tone) | |
Spurious Emission | -50 dB or better | |
FM Deviation | ±2 kHz | |
Current Consumption | 35 amps at max. output | |
Microphone Impedance | 600 ohms, ECM |
RECEIVER SPECIFICATIONS |
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Circuit Type | Superheterodyne, Dual Conversion | |
Intermediate Frequencies | 1st: 10.695 MHz | |
2nd: 455 kHz | ||
SSB: 10.695 MHz | ||
Sensitivity (10 dB S+N/N) | SSB: 0.25µV | |
FM: 0.3µV (dB SINAD) | ||
AM: 0.5µV | ||
Selectivity | AM / FM: 6.0 kHz (-6 dB) | |
AM / FM: 18 kHz (-60 dB) | ||
SSB: 4.2 kHz (-6 dB) | ||
SSB: 8.5 kHz (-60 dB) | ||
RIT Variable Range | ±1.5 kHz | |
Squelch Range | 0.6µV to 1 mV | |
Image Rejection | 80 dB or better | |
Adjacent Channel Rejection | AM / FM: 60 dB | |
SSB: 70 dB | ||
Audio Output Power | 2.0 watts into 8 ohms | |
THD | 5% or better at 500mW | |
Current Consumption | 1.5 amp at max. output |
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