New Japan Radio P/N NJR4251J RF Transceiver K-BAND TRANSCEIVER Full datasheet included in pictures.
RF Transceiver K-BAND TRANSCEIVER

K Band Transceivers
Condition: Ta = +25 ℃, Vin = +5 VDC
Output Power: 7mw
Operating voltage: +5.0 ± 0.2 VDC
Operating conditions: CW
Description: Single IF Output
Operating Frequency (GHz): 24.125
Consumption current: 50 mA typ.
Output power: 6.6 mW (8.2 dBm) typ., 9.9 mW (10 dBm) max.
Frequency stability: ±15 MHz max
                                ±20 MHz max. (Ta: -30 to +60 ℃)
Return loss sensitivity (reception sensitivity): -80 dBc typ.
Noise voltage: 10 mVp-p max.
2 high-profile waves: 2.5 μW max.
Phase difference between IQ channels: 90 °typ.
Temperature range:  -30 to + 60 ° C (during operation), -40 to + 80 ° C (during storage)
RF interface: Waveguide WR-42 equivalent
Dimensions: 44.3 mm x 22.1 mm x 9.4 mm


Features ● Low Cost ● Direction-of-Motion Sensing ● High-Volume Design ● Various Output Power Levels ● Dual-Channel Output ● Pulsed DC Input Voltage ● Low-Power Consumption Applications ● Automatic Door Openers ● Intrusion Alarm Systems ● Speed Radars ● Presence Sensing ● Traffic Control Systems ● Level Sensing