Ferrite Tutorials Ferrite Mix Selection Ferrite Cross Reference Ferrite Toroid Tech Specs Ferrite Chatter Noise RF Toroid Calculator by VK3CPU +3 HF Linear Amplifier RFI Kit - Drake L4, L7 - 5 Filters RFI-LA-DR $74.50 In stock Quantity: 1 Add to Bag Product Details MPN: RFI-LA-DR Filter Power Rating (PEP watts): max coax cable rating RFI Suppression Range (MHz): 1-100 MHz Included are the following chokes and installation guidelines: RF Input: F240 toroid – 5-9 turns of RG-58 size through center RF Output: FSB-1 (Big Clamp on) – 3 turns of RG-8 size cable Relay Cable: FSB-1/2 – multiple turns through choke – ½” diameter hole AC Power Line: FSB-1 (Big Clamp on) – 3 turns through center DC Power Line: FSB-1 (Big Clamp on) – 3 turns through center Save this product for later Favorite Tutorials