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SECTION 1 SPECIFICATIONS
‘‘
GENERAL
• Frequency coverage : 118.000–136.975 MHz
• Channel spacing : 25 kHz [GEN], [GEN-1]
25 kHz/8.33 kHz [USA], [USA-1]
• Type of emission : AM (6K00A3E)
• Number of memory channels : 20 channels
• Antenna connector : SO-239 (50 Ω)
• Power supply requirement : 13.75 V DC or 27.5 V DC (negative ground)
• Current drain (at 13.75 V DC) : Transmit 5.0 A
Receive max. audio output 4.0 A
stand-by 500 mA
• Frequency stability : ±5 ppm
• Usable temperature range : –30˚C to +60˚C; –22˚F to +140˚F
• Dimensions (projections not included) : 150(W) × 50(H) × 180(D) mm; 5
29
⁄32(W) × 1
31
⁄32(H) × 7
3
⁄32(D) in
• Weight (with ant., BP-209) : 1.5 g; 3 lb 5 oz
‘‘
TRANSMITTER
• RF output power (at 13.75 V DC) : 9.0 W (typical)
• Modulation system : Last stage modulation
• Input impedance : 600 Ω
• Modulation limitting : 70–100 %
• Audio harmonic distortion : Less than 10 % (at 85 % modulation)
• Ham and noise ratio : More than 40 dB
• Spurious emissions : –16 dBm or less (except ±62.5 kHz of operating frequency)
• Antenna requirements : Standard 50 Ω antenna with a VSWR < 3 : 1
‘‘
RECEIVER
• Receive system : Double conversion superheterodyne system
• Intermediate frequencies : 1st 38.85 MHz
2nd 450 kHz
• Sensitivity : Less than 1 µV at 6 dB S/N
• Squelch sensitivity : Less than 0.35 µV at threshold
• Selectivity :
• Spurious response rejection ratio : More than 74 dBµ
• Hum and noise : More than 25 dB
• Audio output power (at 13.75 V DC) : Ext SP More than 10.0 W at 10 % distortion with an 8 Ω load
Side tone More than 100 mW at 10 % distortion with an 500 Ω load
• Audio output impedance : Ext SP 8 Ω
Side tone 500 Ω
Specifications are measured in accordance with FCC Part87 and RTCA DO-186a.
(RTCA DO-186a: Class C/E, Class 4/6)
All stated specifications are subject to change without notice or obligation.
At 25 kHz channel spacing
At 8.33 kHz channel spacing
±8 kHz
±17 kHz
±25 kHz
Less than 6 dB
Less than 40 dB
Less than 60 dB
±2.778 kHz
±7.37 kHz
Less than 6 dB
Less than 60 dB
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