Model: P2T-1G1R1G-25-R-TFF-40W   

PMI Model No. P2T-1G1R1G-25-R-TFF-40W is a single pole, two throw, hermetically sealed, reflective switch designed to operate over the 1.0 to 1.1GHz frequency range.  This model is designed to handle 40 watts average input power and 4KW peak having a 3usec pulse width and 1% duty cycle.  The switch offers fast switching speeds of 300nsec maximum, low insertion loss of 0.4dB typically and high isolation of 37dB typically.  The DC supplies are +50VDC, 18mA typical and +5VDC, 128mA typical.  The housing measures 3.92” x 2.68” x 0.70” and is supplied with TNC Female connectors.


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Product Feature

Test Report

Unit Data






Frequency 1.0 to 1.1GHz

4KW Peak

Average Power 40W
Insertion Loss 0.8dB max – Measured 0.4dB
Isolation 25dB min. Measured 37dB
VSWR 1.5:1 – Measured 1.2:1
Rise Time

275ns typ. (10% to 90% RF)

Duty Cycle


Pulse Width 3uS
PRF 600Hz
Switching Speed 300ns max
Switching Rate 2KHz Max.
Cold Switching Yes
Control TTL
Power Supply

+50V @ 50mA – 20mA typ.
+5V @ 200mA –128
mA typ.

Connectors TNC Female (J1, J2, J3), 9-Pin Micro D (DC/Control)
Size 3.92" x 2.68" x 0.70"

*Note: RF Power applied to the common arm only
*Note: Sourse and Load Termination to be less than 1.5:1
*Note: One arm in los loss state at all times


Environmental Ratings:

Temperature:  -40ºC to +55 ºC Operating
 -54ºC to +125 ºC Non-Operating
 Environmental:  MIL-STD-810E