N5NJ's AH-1 and AH-2 " Amp Handlers"

Increase the amplifier relay power capacity of your radio while protecting it's internal switching circuitry.

Model Control Voltage Switching Device Voltage Maximum Current Maximum Price Order
AH-1 12v Power MOSFET 75V 4 A $25.00
AH-2 12v Fast
Reed Relay
120V .5 A
(1/2 Amp) 
$25.00

The AH-1 will switch amplifier T-R relays rated up to 75v @ 4 amps (Most modern Amplifiers)

The AH-2 will switch amplifier T-R relays rated up to 120v @ 1/2 amp (SB-200, SB-220 etc.)

If your radio can supply +12v on transmit connect the radio RCA plug to the switched 12v.

Plug the amplifier RCA plug into the amplifier's relay control jack.

If your radio only supplies a contact closure or transistor driver (FT-847, FT-736R etc.), then remove the supplied orange wire nut, and connect +12V to the red wire and ground to the black wire.

Custom cable construction for your installation is available for an additional $20, $15 if you supply the unique connector for your radio (DIN connectors etc.)

Custom made by N5NJ in Plano, TX.

One year full replacement warranty.

$ 28.50 Shipped via USPS Priority Mail to U.S. destinations.

For foreign orders, send $38.50 is U.S. Funds.

Please email any questions to N5NJ@qsl.net

To purchase an AH-1 using your credit card (or your PayPal account) Click the Buy Now button below:

To purchase an AH-2 using your credit card (or your PayPal account) Click the Buy Now button below:

 

Or to order via mail, send a check or money order in the amount of $28.50 (U.S.)  $28.50 (Foreign) to:

Robert E. Naumann

3568 Teakwood Lane

Plano, TX 75075-1752

U.S.A.

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