Jaycar Ultrasonic Antifouling Review - YBW Forum It is in warm, shallow water near the beach, and barnacles were becoming the bane of my life Standard antifouling paint lasted 6-8 months, and by 12 months I could not get the boat on the plane Only regular scrubs from professional divers made yearly antifouling possible Understandably, I jumped when Jaycar advertised its USAF kit for $249
Building the Ultrasonic Antifouling Kit from Jaycar - YBW Forum A vital point is the correct identification of the components, and the Jaycar instructions do provide a component list with some identification guidance Resistors are now tiny things compared to the ones of my youth, and an illuminated magnifier was invaluable in identifying them, as was this website
Building the Ultrasonic Antifouling Kit from Jaycar Some Jaycar ultrasonic antifouling kits blow the power fuse Here is the reason why: The circuit has two Schotky diodes D1 D2 from the FET gates to the +5volt rail to protect the outputs of IC2 from voltage spikes
Ultrasonic antifouling, myth or fact? | YBW Forum Several threads on here; Search for Jaycar! Consensus seems to be that it can work, especially on hard fouling, but that it doesn't deter all types of fouling; some have reported large buildups of sea squirts It doesn't remove the need for antifouling, but may increase its effectiveness
Ultrasonic antifouling - YBW Forum As I had some doubts about the project (there are some really negative comments about it around) I decided for the cheapest option I could find - Jaycar "build yourself" kit that cost me, if I remember well, A$350 (2 channels) and took me about 3 hours to solder together
Positioning of ultrasonic antifouling transducer | YBW Forum However, there is plenty of anecdotal and scientific evidence to suggest that these products do have an effect Given that the Jaycar unit only costs the price of a 5l pot of antifouling paint, it is well worth being open minded and experimenting with one
Adding a kill switch to an outboard engine | YBW Forum I’ve just acquired a 30 year old Suzuki DT4 outboard which has not been used at all in the last 15 years and was lightly used before that It starts on the choke first pull, almost every time The only downside is that it doesn‘t have a kill switch My limited understanding is that a kill