Kirisun DP990 Service Manual

DP990/DP995service manual
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d. QT/DQT decoding: <=-116dBm (0.35uV)
e. Squelch-off Rx sensitivity: RF input ≤-127 dBm (L1 squelch)
f. Squelch-on Rx sensitivity: RF input ≥-119 dBm (L1 squelch)
6.3.2. Tx
a. Output power: 3.8 ~ 4.3W (high); 0.8~1.2W (low)
b. Current: <= 1.6A (high Tx power); <=1.0A (low Tx power)
c. Max frequency deviation: 1.8~2.5 kHz/ 3.8~4.2 kHz
d. Distortion: <=5%
e. QT/DQT frequency deviation: 0.4~0.9 kHz (W) and 0.25~0.50 kHz (W), with a good waveform
f. Tx Frequency deviation: Rated frequency +/-500Hz
g. BER: ＜5% (4FSK)
h. Undervoltage indication: Set the voltage to 6.3V and press the PPT key, and red light should flash without a Tx
power.
7. Technical Specifications
General
Frequency Range
UHF: 350-400MHz, 400-480MHz
VHF: 136-174MHz
Channel Capacity
1024
Channel Spacing
12.5kHz/20kHz /25kHz
Weight
≤380g (with battery and antenna, without belt clip)
Rated Operating Voltage
7.4V
Average battery duration
(5-5-90, high-power
emission), 2000mAh lithium
battery
Analog: >10.5 hrs
Digital: >14 hrs
Environment
Operating Temperature
-30℃~+60℃
Storage Temperature
-40℃~+85℃
Water-proofing and
dust-proofing
IP68
ESD protection level
IEC 61000-4-2 (L4)
±8kV (contact discharge)
±15kV (air discharge)
US Military Standard
MIL-STD-810 C/D/E/F
Humidity Resistance
MIL-STD-810 C/D/E/F
Impact and Vibration
MIL-STD-810 C/D/E/F
Rx
Frequency Stability
±0.5 ppm
Receiving Sensitivity
(Analog)
0.22uV/-120dBm (12dB SINAD)
Receiving Sensitivity
(Digital)
0.22uV/-120dBm (typical)
Intermodulation
ETSI: 65dB, TIA603: 70dB

Kirisun DP990 Specifications

General

Brand	Kirisun
Model	DP990
Category	Two-Way Radio
Language	English