Codan 2110 series, Repair Manual

Page: 162 / 164

Specifications
130 Manpack Transceiver 2110 series Repair Guide
Transmitter
A/F power and A/F
distortion Internal speaker: 0.5 W typical into 8

, 10% THD
0.4 W minimum, 5% THD
External speaker on
GPIO connector: 1 W typical into 4


10% THD
0.75 W minimum, 5% THD
Clarifier ±10 ppm (nominal) above 5 MHz
±50 Hz below 5 MHz
Clarifier is automatically reset to mid-frequency with channel change
Signal to noise vs input
signal An increase of input level of 40 dB above the sensitivity level increases the
signal-to-noise ratio to at least 35 dB
Table 23: Transmitter specifications at 50

antenna connector
Item Specification
Power output 25 W PEP

0.5 dB (high power)
5 W PEP

0.5 dB (low power)
CW or single tone: approximately 60% of PEP with average PEP control
(average control disabled on handset PTT)
Duty cycle 50%: normal speech over full temperature range
50%: multi-tone continuous data mode (5 minutes on maximum) at
ambient temperature up to 40°C (104°F) using 50

antenna port
Supply current Two-tone into 50

: 2.5 to 3.5 A
Average speech: 1 A for battery life calculations
Protection Safe under all load conditions by limiting reflected power to 4 W PEP and
limiting PA transistor collector voltage swing
Thermal protection against excessive heatsink temperature
A/F response Overall response of microphone and transmitter rises approximately
6 dB/octave 300 to 2700 Hz
Electrical input: –8 [–6] dB 300 to 2600 Hz
Ripple: 4 [2] dB p–p 500 to 2500 Hz
Spurious and harmonic
emissions Better than 60 [65] dB below PEP
Carrier suppression 50 [60] dB below PEP
Unwanted sideband 55 [70] dB below PEP (400 Hz)
65 [70] dB below PEP (1 kHz)
Table 22: Receiver specifications at 50

antenna connector (cont.)
Item Specification