Public Safety Dual Diplexer 490-500MHz JX-CD4-490M500M-85B

Item No.: JX-CD4-490M500M-85B

- Small Volume
- High Isolation
- High Reliability

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Public Safety Dual Diplexer 490-500MHz

UHF band cavity dual duplexer JX-CD4-490M500M-85B is one type of RF passive components designed & produced for sale by Jingxin, which specially features with low insertion loss less than 3.8dB in small volume, measured LxWxH: 325mm x 245mm x 129mm (135 mm Max).

The frequency of this duplexer covers from 490.7-491MHz 、496.3-496.62
MHz 、493.7-494MHz、499.3-499.62MHz ,
This dual duplexer is produced with SMB-Female connectors, but which can be switched to others according to the demand,such kind of duplexer can bear in the field for long time.

As promised, all the RF passive components from Jingxin have 3 years warranty.


Parameter INPUT #1 INPUT #2
Frequency Range 490.7-491MHz 496.3-496.62MHz 493.7-494MHz 499.3-499.62MHz
Return Loss(Normal temp) ≥18dB ≥18dB
Return Loss(Full temp) ≥15dB ≥15dB
Insertion Loss(Normal temp) ≤3.5dB ≤3.5dB
Insertion Loss(Full temp) ≤3.8dB ≤3.8dB
Rejection ≥83dB@493.7-494MHz&499.3-499.62MHz≥45dB@Crossover INPUT #1 INPUT #2 ≥83dB@490.7-491MHz&496.3- 496.62MHz≥45dB@Crossover INPUT #1 & INPUT #2
Coupling 30dB±6dB
Impedance 50 Ω
Operating Temperature Range -20°C to +55°C

Public Safety Dual Diplexer 490-500MHz JX-CD4-490M500M-85B

Custom RF Passive Components

As a manufacturer of RF passive components, Jingxin can design various ones according to the clients’ applications.
Only 3 Steps to Solve Your Problem of RF Passive Component
1.Defining the parameter by you.
2.Offering the proposal for confirmation by Jingxin.
3.Producing the prototype for trial by Jingxin.

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