bfo....ionic
 

Hi Mesy,

are you still single?

Where do you sense ionic eruption?

Maybe it is about extinct volcano?

Zahori
 

Hello lady

Here you have very simple and eficient ionic detector ;)


Attachment 12277

at these, too you can add an needle analogic indicator, whit resistence
for amount range put two coils in secret part

an secret part is in gate

at he other secret part my chicken says shttttttttttttttt

stabilice inter coils for balance

these detect croachaks

hi morgan and detectman and other friend
tanks
i need to circuit bfo or ionic detector
this circuit is easy .i make this detector but bad work
i want good bfo or ionic detector
please help me
G.L

Try this:

http://www.sentex.net/~mec1995/circ/hv/niondet/niondet.html

or buy this:

http://www.negativeiongenerators.com/iondetector.html

or this multimeter with electrical field detector;

http://www.radioshack.com/product/index.jsp?productId=2103175

".... EF detection works great and can detect EF fields from my CRT tv from over 15 feet away (without electrodes attached). I've even been able to detect where wires are inside the walls in my home with it (if you hold it like a stud finder). ..."

correct link:

http://www.radioshack.com/product/in...ductId=2103175

please help me for good bfo:frown:

Good BFO
 

See in internet the web site SAXON BFO

Its very stable and easy to build

or this:

http://www.geotech1.com/forums/showp...4&postcount=17

Or this good:

http://www.bobsdata.com/metal_detector/
_

BFO 455khz