Proximity of transducers

eddystone

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In the process of fitting a new depth instrument I need to fit an Airmar P79 in-hull transducer to replace the existing after no doubt many hours of joy excavating through succcessive marine filler bodges to stop old one leaking. The issue is the Airmar is 10 cm wide and needs therefore to come back a bit in the space - it's pretty tight just behind the bulkhead to the chain locker. The Airmar speed/temp behind it is at least 1.3 m (0.6 recommended) from the front edge of the keel so don't have any problems on that front. just wondered if there could be signal/electrical interference between the two transducers
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I have a thru hull Airmar B60 and the P79 in close proximity and I use on 200hz and other at 50hz , though I haven't had a problem when both on one power
 
Shouldn't be any electrical issue, but anything in front of the log paddlewheel will potentially disrupt the water flow and reduce accuracy. Is the external flange on a sounder enough to be a problem? I don't know, but personally I would fit them the other way round just to be sure.

Pete
 
Shouldn't be any electrical issue, but anything in front of the log paddlewheel will potentially disrupt the water flow and reduce accuracy. Is the external flange on a sounder enough to be a problem? I don't know, but personally I would fit them the other way round just to be sure.

Pete
Won't be a problem as the log is through hull and the depth will be in-hull.
 
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