Kirisun DP485 User Manual

DP485 Service Manual
26
SN
Material Code
Material Name
Specification
QTY
22
Main board
N/A
2
23
7SMF-020037M-SZC
T-N
Cross recessed
countersunk-head
machine screw
Hardened iron 1018, Φ 2.0*3.7
mm, nickel plated
1
24
7MHS-4207-03A-W
Metal dome array of
PTT key
SUS301, Φ5mm, four-point metal
dome
1
25
7MHR-7042-06C-W0
Heat-conducting
silicon pad
Silica gel, black, 3*6*9mm,
hardness 20°
1
26
6PD7-4207-HPC
PTT key board
DP586_PTT_1600707, 0.8mm
thick, FR-4
1
27
7NRC-4078-01A-N
Antenna connector
nut
Brass, black nickel plated surface
1
28
7MHR-4207-06A-W0
O-shaped ring of
antenna pedestal
Silica gel, outer diameter 11mm,
wire diameter 1.5mm
1
29
3CR7-SMA-50JF-4
RF coaxial cable
SMA-J, flange
1
30
7MHP-4207-03A-W0
Top cover
PC1414, black
1
31
6SS3-DC7258-A
Battery KB-75A (with
logo)
7.4V,2000mAh, Li-ion battery
2
32
63BJ000002
Belt clip KBJ-17
N/A
1
33
7SMF-025080M-SZY
B-Z
Cross
round-and-mushroom
headed machine
screw
M2.5*8 mm, stainless steel, black
zinc plated
1
34
7MHR-4207-01A-W3
Waterproof ring
Silica gel, pantone 172C,
hardness 40±5°
1
35
7SMS-025075M-SZY
B-N1
Torx machine screw
M2.5*7.5 mm, round-head,
stainless steel
2
36
7MHR-4072-06A-W0
O-shaped ring
Silica gel, outer diameter 4 mm,
wire diameter 1.0 mm
2
37
7MHP-4253-04A-W0
Waterproof pad for
earphone jack
TPU, black, etched
1
38
7MHR-4182-01A-W0
Discharge waterproof
pad
Hardness 30°, silica gel, orange
PT172C
1
39
7MHL-4253-01B-W
Aluminum shell
ADC12, surface grinding + sand
1

Kirisun DP485 Specifications

General

Frequency	136~174 MHz, 400~470 MHz
Channel Capacity	256 channels
Channel Spacing	25 kHz/12.5kHz
Antenna Impedance	50Ω
Operating Voltage	7.4V
Rated Power	1W 16Ω
Transmitting Power	4W/1W@7.4V DC
Current Consumption	≤1.5A@ 7.4V DC
Working Temperature	-25℃~ +55℃
Microphone Impedance	2.2kΩ
Battery	Lithium-ion battery DC 7.4V , 2000mAh
Receiving Sensitivity (12dB SINAD )	-120dBm
Squelch Sensitivity (3-level)	≤-120dBm
Selectivity of Adjacent Channels	70dB@25KHz /60dB@12.5KHz
Intermodulation Immunity	65dB@25KHz/12.5 KHz
Blocking	84dB
Frequency Stability	≤±2.5ppm
Maximum Modulation Offset	±5kHz@25KHz /±2.5kHz@12.5KHz
Modulation Distortion	≤3%
Spurious Emission	≤-36dBm