Edwards Signaling SD-4WJ SuperDuct E-Shield Duct Smoke Detector, 120/230VAC

Edwards Signaling SD-4WJ SuperDuct E-Shield Duct Smoke Detector, 120/230VAC

Condition:
* New surplus stock, in OEM packaging. As pictured.

Additional Note:
* Type: double ridged horn
* Frequency range: 1 GHz – 8 GHz
* Nominal impedance: 50 Ω
* Connector: N type female
* Maximum continuous input RF power: 100 W
* Isotropic gain: 6 … 14 dBi
* Antenna factor: 24 … 43 dB/m
* Front to back ratio: avg. 20 dB
* Voltage Standing Wave Ratio (VSWR): < 3:1 over the entire frequency range; < 2:1 average
* Width: 241 mm (9.49 “)
* Height: 153 mm (6.03 “)
* Depth: 214 mm (8.44 “)
* Tripod Adapter Thread Size: ¼”
* Indexed rear mounting flange

TekBox
TBMA4