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Home > Products > Radio Modem > VHF Radio Modem > 223-235MHz VHF Radio Modem

223-235MHz VHF Radio Modem

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

Model No.GDMV23

BrandPuFangTech

ApplicationCivilian

CertificationISO

StyleSky Wave

ConditionUsed

StandardStandard

ScreenWith Screen

Supply Ability & Additional Informations

PackagingEnvironmentally friendly paper packaging

Productivity10000 sets / year

TransportationOcean,Land,Air

Place of OriginChina

Supply Ability20000 sets / year

CertificateSO9001 certification

PortShenzhen

Payment TypeT/T

IncotermFOB

Delivery Time9 Days

Packaging & Delivery
Selling Units:
Set/Sets
Package Type:
Environmentally friendly paper packaging

GDMV23 Radio Modem provides a VHF Radio modem used in transparent data link on the 220-240 MHz frequency band. It can cover up to 50 kilometers range in line-of-sight environment and transfers data at 19200bps over-the-air data rate.

GDMV23 is designed for tight integration into the user`s terminal equipment and is particularly well suited for the transfer of data acquisition and control messages in medium and long range applications.

Establishing networks with these radio modems are flexible, easy to expand and can cover a wide variety of solutions from point-to-point application to point-to-multipoint large networks.

223-235MHz Radio Modem


Specifications

1. General

(1) Operating frequency range: 223-235MHz,

(2) Channel spacing: 25 KHz

(3) Number of channels: 60

(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: 1.5 W to 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 10ms

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: 19200bps programmable

(3) INTERFACE BAUD RATE: 1200bps to 19200bps programmable

(4) INTERFACE DATA BIT: 8 /7bit

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

(6) INTERFACE STOP BIT: 1bit


Looking for ideal VHF Wireless Data modem Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the SACAD Wireless Modem are quality guaranteed. We are China Origin Factory of 223-235MHz Radio Modem. If you have any question, please feel free to contact us.

Product Categories : Radio Modem > VHF Radio Modem

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