President Thomas ASC [21/32] E technical characteristics
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President Thomas ASC [21/32] E technical characteristics

President Thomas ASC [21/32] E technical characteristics
21
Current color blinks, (orange), (green) or
(bleu).
- Use the s/t keys (2) or UP/DN keys (9) to change the color.
- When the color is set, long press the F key (5). Beep sounds, the
characters of the color are displayed during 1 second.
D) FUNCTIONS WITH PTT PEDAL
2 more functions are available. To activated the function press
and hold the PTT pedal (8) and press the function key. Repeat this
process to deactivate the function.
1) TALKBACK (PTT+F)
The TALKBACK function can be activated or deactivated as follows:
a) Press and hold the PTT switch (8)
b) Short press on F key (5). Current TALKBACK level blinks 3 times al-
lowing you to adjust this level.
When function is activated, “TALKBACK” appears on the display.
This function allows to ear your own modulation with the CB speaker.
2) TALKBACK LEVEL (PTT+s/tontheunit)
- At step b) adjust the TALKBACK level using the s/t keys on the
unit.
- When the function in on and “TALKBACK” is shown on the display,
press and hold the PTT switch (8), then use the s/t keys on the
unit. 9 levels from 01 to 09.
- Note: T h e u s e o f t h e UP/DN k n o b s ( 2) on microphone are not allowed
to adjust TALKBACK level.
A) DC-POWER TERMINAL (13,2 V / 26,4 V)
B) ANTENNA CONNECTOR (SO-239)
C) EXTERNAL SPEAKER JACK (8 Ω, Ø 3,5 mm)
D) PA SPEAKER JACK (8 Ω, Ø 3,5 mm)
E) TECHNICAL CHARACTERISTICS
1) GENERAL
- Channels : 40
- Modulation modes : AM/FM
- Frequency ranges : from 26.965 MHz to 27.405 MHz
- Antenna impedance : 50 ohms
- Power supply : 13.2 V / 26.4 V
- Dimensions (in mm) : 125 (L) x 175 (H) x 45 (D)
- Weight :
~
0.9 kg
- Accessories supplied : Electret microphone with support,
mounting cradle, screws.
- Filter : ANL (Automatic Noise Limiter) built-in
2) TRANSMISSION
- Frequency allowance : +/- 200 Hz
- Carrier power : 4 W AM / 4 W FM
- Transmission interference : inferior to 4 nW (- 54 dBm)
- Audio response : 300 Hz to 3 KHz in AM/FM
- Emitted power in the adj.
channel : inferior to 20 µW
- Microphone sensitivity : 7 mV
- Maximum drain : 1.7 A at 13.2 V / 0.85 A at 26.4 V
- Modul. signal distortion : 2 %
3) RECEPTION
- Maxi. sensitivity at 20
dB sinad : 0.5 µV - 113 dBm AM / 0.35 µV - 116 dBm FM
- Frequency response : 300 Hz to 3 kHz
- Adjacent chan. selectivity : 60 dB
- Maximum audio power : 2.5 W
- Squelch sensitivity : minimum 0.2 µV - 120 dBm
maximum 1 mV - 47 dBm
- Frequency image
rejection rate : 60 dB
- Intermediate frequency
rejection rate : 70 dB
- Drain : 180 ~ 500 mA (13.2 V)
100 ~ 300 mA (24.6 V)
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