[Repeater-Builder] acssb - how does it work and is it possible for the hobbyist to scratch build

2009-11-11 Thread kc8gpd
basically as the title states. i have never heard of acssb outside of 220-222 mhz. seems to me acssb was a good idea and was curious as to why the ham community has not picked up on it for mobile HF SSB use. seems to me having the benefits of SSB without the hassle of messing with a clarifier

Re: [Repeater-Builder] acssb - how does it work and is it possible for the hobbyist to scratch build

2009-11-11 Thread Doug Bade
The demise of ACSSB in our area was the overall range was limited to poor sensitivity relative to a similarly situated uhf repeater.. Typical sensitivity of the mobiles was .4-.5~.6uv or so compared to sub .2uv on uhf and vhf fm mobiles that were readily available.. Sound quality did not

Re: [Repeater-Builder] acssb - how does it work and is it possible for the hobbyist to scratch build

2009-11-11 Thread DCFluX
I was playing with the ideas of making adapters, but it is supprisingly difficult to throw audio exactly 90 degrees out of phase over a broad frequency range. Anyway it might be practical to adopt the pilot tone to an HF radio. I'd transmit a 100Hz pilot tone, or something that would go through