New Tohtsu CX-140N SPDT N Type Coaxial Antenna Relay

New Tohtsu CX-140N SPDT N type Coaxial Antenna Relay

This is a new, in original box, with documentation Tohtsu CX-140N SPDT type coaxial antenna relay with one N connector and 2 coax insert (RG188 type) connecters at the switched ports. The relay is 50 ohms and has a 12 vdc activation coil. The relay can be used as a transmit receive relay for a base station, or as a means of switching two 50 ohm signals. This is new surplus inventory from the two way radio shop at Henry Radio in Los Angeles, California. Shipping anywhere in the continental US is $5.95. International shipping will be quoted on request.


RF Impedence:  50 Ohms

 Pull in:  9 Vdc - 15 Vdc (12 Vdc Nominal)
Drop out:  1.5 Vdc minimum
Current:  80 mA @ 12 Vdc at 20 degrees C
Coil resistance:  150 Ohms +/-10% at 20 degrees C.

Switching Time
Pull in: 
15 ms maximum
Drop out:  10 ms maximum
Life  Expectancy: 1,000,000. Operation min.

Contact arrangement:  SPDT
RF Contancts:  Break before make.
Operational temperature:  -50 to +70 degrees C.
Weight:  95 grams
Mounting:  four screws
Cable connections:  N Female, Directly connect cables

Electrical Characteristics
    Frequency       VSWR       Isolation          Ins.Loss        IN PUT RF Power
 [MHz]           [Max]       [-dB(min)]       [-dB(max)]                [W]        
            50                 1.03                55                  0.08                      250                
             150                1.03                51                  0.10                      250                  
          500                1.05                47                  0.1
5                      200               
          1000               1.06                34                  0.20                      150                
          1500               1.20                28                  0.25                      100                

Coil Characteristics
        Nominal Voltage        Voltage Range                         Resistance Ohms                   
          12Vdc                    9Vdc - 15Vdc           150 Ohms +/-10% at 20 degrees C.
             24Vdc                   19Vdc - 26Vdc          600
Ohms +/-10% at 20 degrees C.   


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On Sep-19-06 at 19:22:25 PDT, seller added the following information:

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