Specifications - Icom IC-730 Instruction Manual

SECTION 1 SPECIFICATIONS
GENERAL
Number of Semi-Conductors:
Transistors
FET
IC (Includes CPU)
Diodes
Frequency Coverage:
3.5MHz ~ 4.0 MHz
7.0MHz ~ 7.3 MHz
10.0MHz ~ 10.5 MHz (Receive Only)
14.0MHz ~ 14.35 MHz
18.0MHz ~ 18.5 MHz (Receive Only)
21.0MHz ~ 21.45 MHz
24.5MHz ~ 25.0 MHz (Receive Only)
28.0MHz ~ 29.7 MHz
Frequency Control:
CPU based 1OHz step Pre-mixed synthesizer.
Independent Transmit-Receive Frequency Available
on same band.
Frequency Readout:
6 digit 1OOHz readout.
Frequency Stability:
Less than 500Hz after switch on 1 min to 60 mins,
and less than 1OOHz after 1 hour. Less than 1KHz in
the range of -10°C to +60°C.
Power Supply Requirements:
DC 13.8V ±15% Negative ground Current drain 20A
max. (at 200W input)
AC power supply is available for AC operation.
Antenna Impedance:
50 ohm Unbalanced
Weight:
6.4 Kg
Dimensions:
94mm(H) x 241mm(W) x 275mm(D)
TRANSMITTER
R F Power:
SSB (A 3 J) 200 Watts PEP input
CW (Ai) 200 Watts input
Continuously Adjustable Output power 10 Watts ~ Max.
AM (A 3 ) 40 Watts output
Continuously Adjustable Output power 10 Watts ~ 40
Watts
Emission Mode:
A J SSB (Upper sideband and Lower sideband)
3
A CW
1
A AM
3
Specifications are approximate and are subject to change without notice or obligation.
71
15
25
212
Harmonic Output:
More than 50dB below peak power output
Spurious Output:
More than 50dB below peak power output
Carrier Suppression:
More than 50dB below peak power output
Unwanted Sideband:
More than 55dB down at 1000Hz AF input
Microphone:
Impedance 1300 ohms
Input Level 120 millivolts typical
Dynamic or Electret Condenser Microphone with
Preamplifier
RECEIVER
Receiving System:
Quadruple Conversion Superheterodyne with continuous
Pass-Band Shift Control.
Receiving Mode:
A , A J (USB, LSB), A
1 3
IF Frequencies:
st
1 39.7315MHz
nd
2
rd
3 455KHz
th
4
with continuous Pass-Band Shift Control.
Sensitivity:
SSB, CW Less than 0.3 microvolts for 10dB S+N/N
AM Less than 0.6 microvolts for 10dB S+N/N
Selectivity:
SSB, CW 2.4KHz at - 6dB
4.8KHz at - 60dB
AM 6.0KHz at - 6dB
18.0KHz at - 60dB
CW-N
(when optional crystal filter installed)
600Hz at - 6dB
1.5KHz at - 60dB
(when optional AF filter installed)
150Hz at - 6dB
1100Hz at - 40dB
Spurious Response Rejection Ratio:
More than 60dB
Audio Output:
More than 2 Watts
Audio Output Impedance:
8 ohms
-- 1 --
3
9.0115MHz
9.0115MHz