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January 23rd 11, 03:37 PM
posted to rec.radio.shortwave
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Do-You-Need-One-? : SWL Antenna "Matcher" -versus- SWL Antenna "Pre-Selector"
On Jan 22, 10:59 pm, Bob Dobbs wrote:
- - On Jan 22, 8:34 pm, bpnjensen wrote: - - MFJ makes two items that they describe specifically - - as preselectors, the 1046 and 1048 - one "passive" - - and one powered. MFJ-1046 is a 'Passive' Pre-Selector for "SWL" Receivers and Covers 1.6 MHz to 33 MHz http://www.mfjenterprises.com/Produc...uctid=MFJ-1046 http://www.universal-radio.com/catal...amps/3736.html -versus- MFJ-1046 is a 'Passive' Pre-Selector for "HAM" Transceivers and Covers 1.6 MHz to 33 MHz -has- Transmit Delay-Switch http://www.mfjenterprises.com/Produc...uctid=MFJ-1048 http://www.universal-radio.com/catal...amps/3749.html - - The passive has fewer parts, but the instructions at - - the MFJ site blithely suggest that both do a great job. - - They advertise the 956 as a tuner. MFJ-956 LW/MW/SW is a basic "Pre-Selector" Tuner http://www.universal-radio.com/catal...amps/2964.html http://www.mfjenterprises.com/Produc...ductid=MFJ-956 |
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