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Forum: Marine Electronics

22-12-2011, 12:18

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

This brings up a good point to those who advocate connecting your SSB directly to the battery. Without a switch/breaker in the power feed, just because the radio is turned off, doesn't mean it's...

Forum: Marine Electronics

22-12-2011, 08:59

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

Based on how many hours a day of use?

Forum: Marine Electronics

22-12-2011, 06:11

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

While there are 15v electrolytics, it is not a common size, 16v is and they are still used in lots of Icom equipment including the M802 which has lots of them on the 13v supply rail. The 10%...

Forum: Marine Electronics

21-12-2011, 11:12

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

From the FCC website, "There is a common misconception that as long as a vessel is in international waters (beyond 12 miles from shore), it is outside FCC authority. But the truth is not so simple....

Forum: Marine Electronics

21-12-2011, 09:11

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

And your point is????

Forum: Marine Electronics

21-12-2011, 05:02

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

According to the FCC, their regulations apply both for ships of U.S. registry that sail in international and foreign waters and for all marine activities in U.S. territory. If you are a U.S. vessel,...

Forum: Marine Electronics

20-12-2011, 18:54

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

During the spurious emission test, the radio is tested in both radiotelephony mode and wideband data mode. The emission limits are different for each. The point is, the marine radio service is for...

Forum: Marine Electronics

20-12-2011, 15:22

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

Ham radio "guru" Gordon West advocates turning it on. The weak average output of the 802 is well known. I have done side by side testing with an M700, M710 and M802 and the difference with the 802's...

Forum: Marine Electronics

20-12-2011, 15:14

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

The frequency stability of the 710 is much better than 10Hz. It is only stated that way because the rules call for it to be 10Hz or better. The 480's spec with the TCXO is .5ppm for -10°C to +50°C...

Forum: Marine Electronics

20-12-2011, 05:21

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

Some marine radio's including the 802 have a "VFO mode" that allows tuning in 100hz or more increments. With a simple software mod, the M710 can do the same thing.

Marine SSB's are more frequency...

Forum: Marine Electronics

19-12-2011, 15:00

Replies: 72

general cost of SSB install

Views: 15,036

Posted By fairbank56

Re: general cost of SSB install

The only thing disabled on the 802 is the DSP Speech Compression.

Eric

Forum: Marine Electronics

19-12-2011, 14:57

Replies: 72

general cost of SSB install

Views: 15,036