On 27 Jan 2019 at 18:47, Glenn Little WB4UIV wrote: > Section 6 of the RF-601 gives details of installation ant theory of > operation. > The RF-625A appears to contain a 100 pF capacitor network. > The RF-601A maintenance manual is available for download on the web. > > 73 > Glenn > WB4UIV Thank you for all the info, Glenn. Ken W7EKB