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In article , "Bob Spooner" wrote:
"W4PHS" wrote in message m... No doubt there are 1000+ opinions on this, but what are some really clear external speakers for use with SSB phone signals through my Yaesu FT-897? I'm 61 years old with high frequency hearing impairment due to 40 years of sitting by computers, and I need all the help I can get in understanding voice over static. I have seen several enthusiastic recommendations for the Peavey Impulse II mini monitor which is fairly small and costs about $100. Does anyone have any experience with it? Icom and Yaesu both make multi-hundred dollar external speakers that have gotten mixed reviews. The speaker you mentioned will handle up to 200 W peak. That's about 2 orders of magnitude above what most transceivers put out. I'd be surprised if you could hear much of anything through it without a good external audio amplifier. Most speakers like that sacrifice efficiency to get wide frequency response - they respond way beyond the frequency content of ham radio signals, even those of the hi fi AMers. (Think broadband noise.) There's an amplifier/speaker combination advertized in QST (I think) that you may find meets your needs. I don't recall the name of the product or company, but I'll try to locate it if someone else doesn't chime in. Why do people think big speakers need more power. PA speakers are very efficient. It has NOTHING to do with power in, and ALL to do with SPL with 1 watt in or sensitivity. For a person with bad hearing, a horn type of the Peavey might improve the sound. Probably will also do more damage. You NEVER want to use a PA speaker for nearfield listening normally. You need to be at least 10 feet back from the horn. I would recommend using a nearfield monitor with a adjustable response filtering to make the best listenable sound for bad ears. You can also use headphones. greg N6GS |
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