Description
General Specification
JOHNNY III ASC – AM transceivers – CB Radio / Ham Radio – President Electronics
General Specification
Technical Specification
Supply
Number of channels
AM
FM
Channel selector
Volume
RF Power
Squelch
ASC
Display
S-meter
Vox
Filter ANL
Filter NB
Filter HI-CUT
RF Gain
Clarifier
Scan
Dimmer
F/Menu Function Key
Key Beep
Roger beep
SWR ( Power Reading /SWR)
Microphone plug
External Vox microphone jack
External loudspeaker jack
Size
Weight
: 13.2 V
: 40
:
:
: rotary
: Volume adjustment and ON/OFF
:
: Manual squelch
:
: Digital
: vu-meter
:
:
:
:
:
:
:
:
:
:
:
:
: front (6 pins)
:
:
: 185 (W) x 264.5 (D) x 56 (H)
: 1,5 kg
Number of channels
Modulation modes
Frequency ranges
Antenna impedance
Power supply
Size
Weight
Accessories supplied
Transmission
Frequency allowance
Carrier power
Transmission interference
Audio response
Emitted power in the adj. channel
Microphone sensitivity
Drain
Modulated signal distortion
Reception
Maxi. sensitivity at 20 dB sinad
Frequency response
Adjacent channel selectivity
Maximum audio power
Squelch sensitivity
Frequency image rejection rate
Intermediate frequency rej. rate
Drain
: 40
: AM / FM / USB / LSB
: from 26.965 MHz to 27.405 MHz
: 50 ohms
: 12 V
: 185 (W) x 264.5 (D) x 56 (H)
: 1,5 kg
: Power cord with fuse , 1 microphone UP/DOWN and its hanger , 1 mounting bracket with fixing screws
: +/- 300 Hz
: 1 W AM / 4 W FM / 4 W USB-LSB (PEP)
: inferior to 4 nW (- 54 dBm)
: 300 Hz to 3 KHz in AM/FM/USB/LSB
: inferior to 20 μW
: 3,0 mV
: 3 A (with modulation)
: 1,8 %
: 0.7 μV -110 dBm (AM)
: 300 Hz to 3 kHz in AM/FM
: 60 dB
: 3 W
: min 0.2 μV-120 dBm/max 1 mV-47 dBm
: 60 dB
: 70 dB
: 400 mA nominal / 1000 mA maximum
