Dunestar 600 manual

MORE INFORMATION: See the Dunestar Bandpass Filters Frequently Asked Questions and/or the Model Review in QST Magazine, March , page TO ORDER: Model is US $, Model BPF (opt. switch) is US$ Dimensions: 11 × 5 × 2 in. The inital scans were performed on June 8, on a DuneStar Model which was delivered on June 2, and probably manufactured in late May The unit was run into a 50 ohm resistive load. There may be changes in insertion loss and rejection if the load is significantly different from 50 ohms resistive. The DuneStar manual states the specifications for the filter set as: Insertion Loss: Typical, dB Rejection: Typical, 40dB band-to-band Bandwidth: VSWR DuneStar filters is manually tuned during production so the.

The inital scans were performed on June 8, on a DuneStar Model which was delivered on June 2, and probably manufactured in late May The unit was run into a 50 ohm resistive load. There may be changes in insertion loss and rejection if the load is significantly different from 50 ohms resistive. The outputs normally drive the selected control line to ground, but an option will drive +12v if needed. When not using it with a computer (or when I want to override the antenna selection for some reason), there is a manual band-select control on the front panel. Absolutely no problems in the 3 or 4 years I've owned this gizmo! This seems like a very complicated situation needing the band decoder, needing shareware, needing the LPT port in addition to the Serial data, needing to get a cable for the Dunestar!!! Is there an easier and might I ask cheaper alternative?

The use of diodes in a matrix serves two purposes, first it allows shifting from Postive to Negative keying to select bands and the off set of diodes protects against back EMF by being placed across the relay solenoid. (3B) Replace screws from Step #1. The switching examples shown on page 6 are just a few of the many possibilities. Manuals and free owners instruction pdf guides. Find the user manual and the help you need for the products you own at ManualsOnline. Product Support. If you have questions or problems regarding Dunestar products, we are here to help. You may contact us by phone or email. See below for links to our Bandpass Filters FAQ as well as Product Manuals and Documentation. Thank you for being a customer of Dunestar Systems!.