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Shenzhen PuFang Technology Co., Ltd.
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Home > Products > Radio Modem > VHF Radio Modem > Popular Radio Modem Satellite

Popular Radio Modem Satellite

Payment Type:
T/T
Incoterm:
FOB
Min. Order:
2 Set/Sets
Delivery Time:
9 Days
Transportation:
Ocean,Land,Air
Port:
Shenzhen
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  • Product Description
Overview
Product Attributes

BrandPuFangTech

ApplicationCivilian

CertificationISO

StyleSky Wave

ConditionUsed

StandardStandard

ScreenWith Screen

Supply Ability & Additional Informations

Productivity10000 sets / year

TransportationOcean,Land,Air

Place of OriginChina

Supply Ability20000 sets / year

CertificateSO9001 certification

PortShenzhen

Payment TypeT/T

IncotermFOB

Delivery Time9 Days

GDWP25 has a high-power transmitter with an output power of 25W. The transmission distance is about 20km long and can cover a connection distance of 80km. At the same time, it has wide 70MHz. tuning range (403-473MHz) is a hardware and optional channel spacing. It travels in the 900MHz frequency band and maintains data throughput of up to 115.2kbps.

GDWP25 is a Wireless Modem capable of supporting multiple frequency bands, UHF and VHF, especially for outdoor use in different weather conditions.

VHF data radio

Specifications

1. General

(1) Operating frequency range: 403-473MHz

(2) Channel spacing: 25 KHz

(3) Number of channels: 16

(4) ANTENNA IMPEDANCE: 50 Ohm unbalanced

(5) OPERATING TEMPERATURE: -40 to +70℃

(6) FREQUENCY STABILITY TCXO: ±1.5ppm

(7)OPERATIONVOLTAGERANGE: 12V DC ( 11Vdc to 14.5V DC)

(8) STAND-BY CURRENT: 110mA

2. TRANSMITTER

(1) RF OUTPUT POWER: 25W programmable

(2) OUTPUT 2ND HARMONIC: less than –65dB

(3) SPURIOUS EMISSIONS: less than 0.25uW (30MHz to 1GHz)

(4) MAXIMUM FREQUENCY DEVIATION: ±5KHz

(5) REFERENCE OSCILLATOR: TCXO

(6) RF IMPEDANCE: 50 Ohm unbalanced

(7) CURRENT DRAIN: 6.0A @25W output power

(8) FM HUM AND NOISE RATIO: greater than –50dB

(9) AUDIO FREQUENCY DISTORTION: 3% 1KHz for 3KHz deviation

(10) AUDIO FREQUENCY RANGE: 300Hz to 3400Hz ±2dB

(11) TRANSMITTER ATTACK TIME: less than 20 ms

2. RECEIVER

(1) TYPE OF RECEIVER:Crystalcontrolled double, super heterodyne

(2) INTERMEDIATE frequency: 45MHz(1st IF), 455KHz(2nd IF)

(3) SENSITIVITY: Better than 0.2uV @12dB SINAD

(4) SQUELCH SENSITIVITY: 0.1uV to 1uV programmable

(5) ADJACENT CHANNEL SELECTIVITY: greater than –70dB

(6) SPURIOUS AND IMAGE REJECTION: greater than –65dB

(7) OUTPUT AUDIO DISTORTION: 3% at 1KHz for ±5KHz deviation

(8) FM HUM AND NOISE RATIO: greater than 40dB

3. Data and Interface

(1) MODULATION: GMSK

(2) AIR RATE: 115.2kbps programmable

(3) INTERFACE BAUD RATE: 0-19200bps programmable

(4) INTERFACE DATA BIT: 8 / 7 bit

(5) INTERFACE PARITY BIT: None / Even / Odd

(6) INTERFACE STOP BIT: 1 / 2 bit

Looking for ideal VHF Data Radio Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the VHF Radio Modem are quality guaranteed. We are China Origin Factory of Industrial Wireless Networks. If you have any question, please feel free to contact us.

Product Categories : Radio Modem > VHF Radio Modem

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