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Sticky: New PI-Tech forum by Carl-NC Started by Carl-NC, 06-15-2021, 04:20 AM	22 responses 4,326 views 1 like	Last Post by Qiaozhi 08-10-2025, 09:31 AM
Using a lower voltage for a mono coil in PI detector without sacrificing depth by bishop_slayer Started by bishop_slayer, 11-10-2020, 10:26 AM	5 responses 294 views 0 likes	Last Post by Eddy71 11-19-2020, 04:40 AM
Using higher voltage MOSFETs in PI detector for better depth? by bishop_slayer Started by bishop_slayer, 11-10-2020, 10:30 AM	22 responses 830 views 0 likes	Last Post by dbanner 11-18-2020, 11:08 AM
Schiebel AN-19/2 by ionut_mtb Started by ionut_mtb, 10-07-2017, 07:17 PM	7 responses 574 views 0 likes	Last Post by eclipse 11-15-2020, 05:51 PM
Discharge curve PI with different materials by andreapas79 Started by andreapas79, 11-09-2020, 10:08 PM	15 responses 493 views 0 likes	Last Post by waltr 11-14-2020, 08:39 PM
My Delta Pulse not working - Power input Capacitors (4700uF 16V) Polarity changed by mistake. by sunita.pradhan Started by sunita.pradhan, 11-01-2020, 02:56 PM	8 responses 256 views 0 likes	Last Post by kt315 11-08-2020, 11:34 AM
C-SCOPE PULSE INDUCTION CS6PI by DIRCEU Started by DIRCEU, 10-11-2008, 06:10 PM	40 responses 12,912 views 0 likes	Last Post by kt315 11-02-2020, 09:41 PM
goldfish 2 pro by Orbit Started by Orbit, 10-05-2011, 10:24 PM	10 responses 2,331 views 0 likes	Last Post by eclipse 11-02-2020, 01:40 PM
from sniffer to mole impulse by AK48 Started by AK48, 11-01-2020, 10:33 AM	4 responses 199 views 0 likes	Last Post by AK48 11-01-2020, 02:07 PM
12 inch coil delta pluse by rajesh Started by rajesh, 10-26-2020, 04:12 AM	5 responses 272 views 0 likes	Last Post by kt315 10-27-2020, 11:06 AM
SMPI issue by AK48 Started by AK48, 10-22-2020, 12:29 PM	3 responses 210 views 0 likes	Last Post by kt315 10-24-2020, 07:43 PM
SMPI issue by AK48 Started by AK48, 10-21-2020, 03:30 PM	4 responses 171 views 0 likes	Last Post by AK48 10-21-2020, 10:08 PM
I didn't need another project - by Ferric Toes Started by Ferric Toes, 09-15-2020, 09:00 PM	81 responses 2,863 views 0 likes	Last Post by Pipeliner 10-21-2020, 06:46 PM
AHMERIXIS MD - Making my Own Design Detector by nncu2020 Started by nncu2020, 08-25-2020, 08:42 PM	26 responses 1,029 views 0 likes	Last Post by flex 10-17-2020, 05:14 PM
Surf master PI by Orbit Started by Orbit, 10-09-2020, 06:00 PM	1 response 364 views 0 likes	Last Post by Funfinder 10-09-2020, 08:12 PM
PI pulse timing frequency and pulse width question. by DanZ Started by DanZ, 04-20-2014, 12:39 AM	9 responses 518 views 0 likes	Last Post by dbanner 10-06-2020, 01:13 AM
damping resistor by green Started by green, 01-22-2014, 06:41 PM	95 responses 5,554 views 0 likes	Last Post by 6666 09-24-2020, 03:52 AM
New Bipolar Boost TX and Front End by KingJL Started by KingJL, 04-30-2019, 07:21 PM	776 responses 17,991 views 0 likes	Last Post by KingJL 09-10-2020, 03:03 PM
Simplest PI detector possible? by brucester Started by brucester, 12-20-2012, 03:07 PM	422 responses 36,742 views 0 likes	Last Post by surfdetector 09-09-2020, 11:44 AM
Surf PI Pro - 10 AA NiMH Cells? by hobbes_lives Started by hobbes_lives, 03-14-2008, 10:29 PM	16 responses 1,833 views 0 likes	Last Post by lamoiz 09-06-2020, 07:13 PM
Clone PI-W small detection range by MDfanatic Started by MDfanatic, 08-22-2020, 08:01 PM	24 responses 627 views 0 likes	Last Post by 6666 08-27-2020, 11:34 PM
Manta Metal Detector by Asgard Started by Asgard, 05-10-2016, 05:26 PM	58 responses 4,415 views 0 likes	Last Post by Elliot 08-17-2020, 12:15 AM
separate RX/TX PI machine for deep targets? [like two-box] by RH-Lightning Started by RH-Lightning, 08-12-2020, 08:42 PM	0 responses 261 views 1 like	Last Post by RH-Lightning 08-12-2020, 08:42 PM
Does anybody remember this Surf PI simulation with GB mod ? by 6666 Started by 6666, 07-11-2020, 01:19 AM	0 responses 187 views 0 likes	Last Post by 6666 07-11-2020, 01:19 AM
What DIY PI-detector do you recommend to build? by Searchy Started by Searchy, 06-23-2020, 06:34 AM	9 responses 451 views 0 likes	Last Post by 6666 06-24-2020, 09:14 PM
Input Protection for Low-Distortion Op-Amp Circuits by waltr Started by waltr, 06-23-2020, 05:54 PM	2 responses 193 views 0 likes	Last Post by ivconic 06-24-2020, 06:56 AM

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