This is a generic linear amplifier RFI kit for DC powered amplifiers. Works on many popular amplifiers including:
Specially designed for the Elecraft KXPA100 linear amplifier used with the KX3 and the Yaesu 817 radio (and others).
Included are the following chokes and installation guidelines:
RF Input: 1/2" Snap on – 2 turns of RG-8X size coax through center (use additional turns if using smaller cable)
RF Output: 3/4" snap on – 3-4 turns of RG-8X size cable (use additional turns if using smaller cable)1/2
Control or Relay Cable: 1/2" snap on – 2-3 turns thru center - ½” diameter hole
DC Power Line: 3/4" snap on – 2-4 turns of +/- DC cables through center
Typical Installations
 Ethernet Cable on F-240 Toroid – 7 turns |
 Ethernet Cable on FSB-1/2 – 3 turns for 9X Impedance |
 Ethernet Cable on FSB-1/4 |
 AC Cable on F-240 Toroid – 6 turns |
 DSL Modem DC Power Supply on F114-43 Toroid – 5 Turns |