Page 51
HX751
12. SPECIFICATIONS
Performance specifications are nominal, unless otherwise indicated, and are
subject to change without notice.
12.1 GENERAL
Frequency Ranges
:
TX: 156.025 MHz - 157.425 MHz
RX: 156.050 MHz - 163.275 MHz
Channel Spacing
:
25 kHz
Frequency Stability
:
±10 ppm
(–4 °F to +140 °F [–20 °C to +60 °C])
Emission Type
:
16K0G3E
Antenna Impedance
:
50
Ω
Supply Voltage
:
7.4V DC, Negative Ground
(Battery Terminal)
Current Consumption
:
280 mA (Receive, Typical at AF MAX.)
50 mA (Standby)
10 mA (Standby, Saver On)
1.6 A / 1.5 A / 1.0 A / 0.7 A
(TX: 6 W / 5 W / 2.5W / 1W)
Operating Temperature
:
–4 °F to +140 °F (–20 °C to +60 °C)
Thermometer Operating Range
: 14 °F to +140 °F (–10 °C to +60 °C)
Case Size
(W x H x D):
2.44” x 5.57” x 1.61” (62 x 141.5 x 41 mm)
(w/o knob & antenna)
Weight
(Approx.):
10.8 oz (305 g)
(w/FNB-V99LI, Belt Clip, & Antenna)
12.2 TRANSMITTER
RF Power Output
:
6 W / 5 W / 2.5 W / 1 W (@7.4 V )
Modulation Type
:
Variable Reactance
Maximum Deviation
:
±5 kHz
Spurious Emission
:
–75 dBc typical
Microphone Impedance
:
2 k
Ω
12.3 RECEIVER
Circuit Type
:
Double-Conversion Superheterodyne
Intermediate Frequencies
:
1st: 47.25 MHz
2nd: 450 kHz
Adjacent Channel Selectivity
:
70 dB typical
Intermodulation
:
70 dB typical
Hum & Noise Ratio
:
40 dB typical
Sensitivity
:
0.25 µV for 12 dB SINAD
Selectivity
:
12 kHz / 25 kHz (–6 dB / –60 dB)
AF Output
(Internal SP):
700 mW @16
Ω
for 10 % THD (@7.4 V)
Summary of Contents for HX751
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Page 35: ...Page 35 HX751 MEMO ...
Page 52: ...HX751 Page 52 MEMO ...
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