Description
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
| 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 |
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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