Satellite OPs: I have a 440 MHz amp available: TE Systems - Model 4450G Input: 5-10w / Output: 180w DC Power: +13.8vdc / Amps: 30 amps max Connectors: N-type (in/out) RF Sense Switching Integrated Preamp Astron SS-50 Power Supply 73 - Paul - W2HRO