- 1. [CQ-Contest] Noise cancelling headphones (score: 1)
- Author: paule@sfu.ca (Paul Erickson)
- Date: Sat Dec 11 15:23:12 1999
- Has anyone had any experience with "noise cancelling" headphones? I just tried a pair of Sony MDNR5's and they look promising. I am getting ready for a multi multi operation next year, and need a set
- /archives//html/CQ-Contest/1999-12/msg00082.html (7,423 bytes)
- 2. [CQ-Contest] Noise cancelling headphones (score: 1)
- Author: AA4NC@aol.com (AA4NC@aol.com)
- Date: Mon Dec 13 23:08:45 1999
- The noise cancellers work great in VERY noisy environments with lots of low frequency noise. Most are made to attenuate noise by 15-20 dB in the 60-150 Hz region that are generated by propeller drive
- /archives//html/CQ-Contest/1999-12/msg00086.html (7,953 bytes)
- 3. [CQ-Contest] Noise cancelling headphones (score: 1)
- Author: brian@brianlewis.com (Brian L. Lewis)
- Date: Mon Dec 13 19:36:20 1999
- Paul, In addition to ham radio, I also play the drums. For drummers they make "isolation headphones". 29 db of attenuation from outside noise. I use these to practice drums with, plus I monitor the o
- /archives//html/CQ-Contest/1999-12/msg00088.html (7,614 bytes)
- 4. [CQ-Contest] Noise cancelling headphones (score: 1)
- Author: sdelling@facstaff.wisc.edu (Scott Ellington)
- Date: Mon Dec 13 15:29:12 1999
- I've used a commercial set (NRT?), advertised in QST, etc. They are very effect in reducing noise, but there are a couple problems. The audio response seems to have a big peak at very low frequencies
- /archives//html/CQ-Contest/1999-12/msg00091.html (7,742 bytes)
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