Step 1: Check U3 pin 4 for -5V
Step 2: Check TP7 for +5V
Step 3: Tx driver pulse
I adjusted pulse period to 1 ms (1KHz) and pulse width to 100 us approximately....
9 results in 0.0058 seconds.
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Building MPP REV E - Need Help
Hi I am trying to build MPP REV E step by step. It seems okay to me until I reached step 8.
Step 1: Check U3 pin 4 for -5V
Step 2: Check TP7 for +5V
Step 3: Tx driver pulse
I adjusted pulse period to 1 ms (1KHz) and pulse width to 100 us approximately.... -
Surf Master Pro assembled board for sale
Surf Master Pro assembled board for sale. No longer need it. What you see is what you get. 45$ shipped within US
Includes APM rotary seals, tokyo cosmos water resistance pots, barrel/jst end plugs. If you have any questions feel free to contact me.
https://ibb.co/P10ZcFp -
Is Silverdog still up and running?
So I'm new here (hi everyone!!!). Main reason I joined is because after a lot of online research this is like THE site for all metal detecting DIYs and modifications. Anyways, I ordered a Surf PI 1.2 kit from Silverdog.co.uk because it's what will suit my intended use (wet sand beach hunting) and wasn't... -
DIY pin pointer
Good evening Gentlemen I had made a pin pointer for my MMP using a AM radio soft metal core, It works great but I was wondering how long does that core need to be? about the length of the winding ?? or does it need to be much longer , Reason I ask is because it worked out so well I want to make another... -
GSL (russian enhanced version of TGSL)
Hi friends,
i just discover a nice version of the TGSL.
I was looking for a SMD version of the TGSL before making my own and i found on md4u site a russian version with both SMD and THROUGH HOLE componments.
http://www.md4u.ru/viewtopic.php?f=25&t=1884&start=250
I built... -
Could someone comment this TESORO CIBOLA schematic
Hi,
I'm building a TESORO CIBOLA with a schematic i found on another forum.
I think it comes from Russia.
My first question is : On CIBOLA/VAQUERO, there is a pinpoint button which is absent on the scheme, Is it normal ?
I'd also hear comments about the coil building cause the... -
TGSL building troubles
Hi there,
I'm building a TGSL detector but i have troubles with the machine and coil tuning.
I think it would be easyer to tune the detector with a working coil or tune the coil with a working machine...
But make the two tunings gets me mad !!
Could someone give me advices... -
help looking for diy beach MD
hello
my name is Omer 42years old. with poor english
i'm new in the world of metal detectors, but i have good basic knolege in elctronics.
after spanding 3 nights and 4 days looking for the right Md for me and lost it
then
i find you guy's...... -
Homebuilt
Hi, my name is Ronnie, new to post in this forum but I've been a active reader earlier. My divemaster some years ago here in Sweden was a "sonar business partner" of Sture. So since then I have had plans to make my own sonar. But the same time we got kids and then no more time for hobbies....