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Search: Posts Made By: G4Dude
Showing results 1 to 8 of 8
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Forum: RC Submarines
02-26-2007, 10:05 PM
Replies: 28
Views: 17,476
Posted By G4Dude

RE: Motorworks Submarine Modification Manual

Crunchy,
If it was a thin piece of copper that was around a hole in the pc board, its the copper printing thats used to conect the lead of a component to the circuit. When printed copper comes...
Forum: RC Submarines
02-18-2007, 07:05 AM
Replies: 28
Views: 17,476
Posted By G4Dude

RE: Motorworks Submarine Modification Manual

The value of the resistor that I put across R3 on the 49mhz tx's was 2200 ohm, it lowers the resistance from 560 ohms to about 450 ohms. that supplies a little more voltage to the driver stage . If...
Forum: RC Submarines
02-09-2007, 09:26 AM
Replies: 28
Views: 17,476
Posted By G4Dude

RE: Motorworks Submarine Modification Manual

Update:
I just finished tuning the reciever on the Gator class Wally sub and it increased the under water range from about 3' to over 5". I get some loss of signal at the 5' depth but...
Forum: RC Submarines
02-07-2007, 07:15 PM
Replies: 28
Views: 17,476
Posted By G4Dude

RE: Motorworks Submarine Modification Manual

Your not tuning a coil, but a "tank circuit", wich is a capacitor and a inductor in paralell. In most fixed recievers there is no need to tune a broad spectrum, only the need to fine tune a fixed...
Forum: RC Submarines
02-07-2007, 04:03 PM
Replies: 28
Views: 17,476
Posted By G4Dude

RE: Motorworks Submarine Modification Manual

There is a slight posibility of damaging a transistor if u had enough crud left on the board after it dried.
You need to clean the board real good-take a small paint brush(natural brissle) and trim...
Forum: RC Submarines
02-07-2007, 08:29 AM
Replies: 416
Views: 75,474
Posted By G4Dude

RE: Walmart Submarine = Cool ! Part II

I posted some new mods in the "Motorworks Sub Mod Manual" thread, mostly radio mods if anybody is interested. Should have posted them here I guess!
Forum: RC Submarines
02-07-2007, 07:31 AM
Replies: 28
Views: 17,476
Posted By G4Dude

RE: Motorworks Submarine Modification Manual

Sorry, heres some pix of the mods. The tank coil pic is just for id, the resistor I added to the pc board and the holes drilled in the back of the remotes. Note: the coils visiable through the holes....
Forum: RC Submarines
02-07-2007, 07:01 AM
Replies: 28
Views: 17,476
Posted By G4Dude

RE: Motorworks Submarine Modification Manual

Hey guys,

I am a little late getting in on this wally sub thing. I just got 2 of them , one was exchanged -it sunk right of the bat! I started modding them after that.
I have the...
Showing results 1 to 8 of 8


 
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