MFJ MFJ-1708B

T/R RF Sense - Switch - HF/VHF - SO-239

HRO Discount Price: $128.95^*

*After Coupons & Promotions.

Current Stock Status At These Ham Radio Outlet Locations

Anaheim, CA

Atlanta, GA

Denver, CO

Milwaukee, WI

New Castle, DE

Phoenix, AZ

Plano, TX

Portland, OR

Sacramento, CA

Salem, NH

Winter Springs, FL

Woodbridge, VA

MFJ-1708B Description Hide

Switches your antenna from receiver to transmitter using a relay. Shorts your receiver to ground during transmit. Use RF sensing with adjustable delay or PTT line. Has selectable open/short mute. * RF Sensing for radios that do not have a keying output when transmitting * Good isolation between transmit and receive ports. * Good SWR characteristics up to 450 MHz * Receiver protection circuit to limit any transmit RF spikes * Control Line input for radios that have a key line output * A Mute output that can be set to ground to mute or open to mute. * Power off bypass setting the transmitter to the antenna * Adjustable receive delay 50 ms to 4 seconds

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