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F 75 PE mode.

iliketodigit

New member
Has anyone used the PE setting and if so what did it perform like.
Does anyone know what the difference from the other modes.
 
"dE": Default Process
"JE": Jewelry Process
"bC": Bottle Cap Process
"PF": Plowed Field Process

I do believe you meant the PF mode. It was designed to help hunting in disturbed soil.

A suggestion, and I'm not trying to be a wise guy with it :shrug: Read your instruction manual, it's a must. If you do not have a manual, order one from Fisher. This would be the best advice I could give you. :)

Enjoy, the F75 is a nice unit.
 
Hello M B your right i did mean P F mode typing error by me.
The manual says very little .
quote.
P F: for use in plowed fields .
Some users may prefer this process for hunting in irregular ground, especially plowed fields.
That's it.
I was wondering if it is a little less sensitive or could cope with constantly changing ground balance conditions on newly disturbed soil.
I would have thought this mode must be different from and yet compliment the other modes.
Next time I'm out I'll be experimenting with it particularly in newly plowed or disturbed ground just to see if there is any real differences.
 
I thought the manual was quite explanatory as what it did. Fisher is certainly not going to publish how this is accomplished. This is where Your experience is going to come into play. Regardless whether you have a lot of time on it or not.

You will through use, discover if it has less sensitivity. I don't think so from my view, but again, I'm not hunting where you are. It's just one more mode for the user to set up and use with the F75. I doubt that you will notice any difference 90% of the places you hunt. If you get into ground that was freshly disturbed, you will notice it if it bothers your unit, you won't have good detection depth on targets." Don't take this last statement to be referring to all poor depth problems " . Breaking up the ground matrix can sometimes have a profound affect on target response. This is why we hear a lot of talk about the "imaginary" halo affect when digging targets, only to discover after dug when returned to the ground, it can't be found.

I personally haven't spent a lot of time using that mode, even though I do hunt a lot of plowed fields with the F75. My style of hunting with the F75 is a tad bit out there, so I haven't had a need for it. :)

Enjoy your hunt, and please report back here with your results.
 
In case you haven't read it, the forum at rogers-relics-uk.com has some good post on the F-75 and Field Test sections. Based upon test the author performed in the areas he hunts in the UK, he observed better depth with the F-75 in the PF mode than JE mode and the machine was more stable. The following settings were recommended:

Process Mode - PF
Tone Mode - 2F
Discrimination - 0 to 4, Use 0 for max depth. (a setting of 6 results in a 2" loss in depth)
Sensativity - 70 to 80

The results you observe in your soil may not be the same.

Best regards,

Keith
 
Below or above those numbers the machine is hotter. I dont know how it equates to target depth but 5-20 are less sensitive and this is another way you quiet your machine some what, if nothing else works.
 
Thanks Keith for that info, very useful as i am in the UK.
I was not aware of the site and have now applied to register, just waiting for conformation.
Take care. Mart.
 
Go to the web site www.rogers-relics-uk.com. You will have to register to use this site but it is free.

One of the sections on the site is called "Detector Field Test". Under this section there is a very good 3 part field test on the F-75. In Part 3 of the F-75 field test there are links to air test the author performed using a hammered penny. These test include a Sensativity vs Depth test and a Discrimination vs Depth test.

With respect to Sensativity vs Depth: (PF mode, 2F tone, 0 Disc)
Sens at 90 - air test depth was reported to be 13"
Sens at 55 - air test depth was reported to be 11"

With respect to Discrimination vs Depth: (PF mode, 2F tone and Sen at 80)
Disc at 0 - air test depth was reported to be 12.5"
Disc at 4 - air test depth was reported to be 11.5"
Disc at 6 - air test depth was reported to be 7.5"

I have not verified these test, only reporting what I read. Check it out for yourself as these three test reports have some good info to consider no matter where you use the F-75. It looks like Roger put alot of work into these field test and I for one appreciate him taking the time to provide this level of detail for those of us learning the F-75 and its diverse capability.

Best regards,

Keith
 
Thanks keith, Yea I found that PF mode is pretty stable, I did'nt know it was still as hot, good info, As I am learning my 3 week old F75..I also found the BC mode can be run easier at higher sense...I still have lots to learn..This machine has some great features..James
 
Compared to 0 disc. I had no idea it was such a drastic drop - got to pay more attention where I set it.
 
With what type of target(s)?

HH
BarnacleBill
 
Great detector But the manual is a Joke. Should explain more as to what is going on with the PF mode. Tried it could not tell any difference in it and the DE mode.
Would be nice to know what it does if anything.
 
"I set up the F75 the same as I use it in the field, 2f tone mode, pf process mode, I set the sensitivity to 80, the target used was the Eddy hammered penny as used for the sensitivity test."
 
Great info..Is it possible to notch out Iron and use the Disc 0 and still keep the good depth, I think I read somewhere using notch is kinda like using the higher disc modes..The machine's lowest notch is 1 it want go to 0 in DE JE BC or PF, The sat motion/all metal modes seems to Bring out a new Animal !!!!!!
 
I have been having a look on Rogers site and it is one of the best i have seen.
His advice is to use the f75 on disc 0 or no more than 4.
(Maybe go to 6 on disc if your new to the machine).
He then advises to lower the sensitivity if you must rather than increase the disc settings to settle the f75 down.
He also maintains that PF mode gives good stability and the best depth.
One of his favorite settings would be.
2f tones (or user preference), disc 0, PF mode, sensitivity as high as possible whilst remaining stable.
The above settings are on most types of ground in the UK and what he says have given him the best results (more finds.)
He has had many years experience in detecting and has put in a lot of work testing out the f75.
I have not had chance to check out these settings but will certainly be doing so first chance i get.
The site can be found at rogers-relics-uk.com.
 
I agree, apparantly the T2 manual has more to say on this but i haven't checked it out.
As i mentioned in another post and pointed out to me by Keith (gsitexas)
have a look at rogers-relics-uk.com for some very good info on the f75.
 
I have checked out rogers relics and registered 3 days ago but waiting to get aproval..It only makes a little sense that PF mode should go deep due to the manual stateing PF mode is for UN Level ground...and is designed for plowed fields...I wonder what the difference
in minerals between the UK and USA..
 
Hello Liquid, i was waiting for approval for about the same time as you and thought it was strange.
I returned to the site without the approval and logged in with my user name and password and it was accepted.
Maybe the approval system has a glitch in it anyway give it a try and i hope it works. Thanks, Mart.
 
No notch settings are being used.
On the lower disc settings eg, 0 to 4 say it is the tones that are being used to identify the iron.
On the 2f tone very tiny pieces of iron will tend to have a rapid clicky type sound, larger pieces will have a low tone like fert, pert, fert, pert.
Usually with a low id reading.
The non ferrous targets in and amongst will still come through with a higher pitched sound.

It does not have to be 2f but what ever is preferred by the individual.

I can understand why the sound id method would be very good once it has been mastered.
Repeated exposure to any type of sound will sooner or later make that sound distinct and stand out from the rest.
I bet there are small subtle sounds in all our day to day lives that we can identify what they are, could be at home at work our cars etc.

Why is a disc setting of 0 to 4 being chosen instead of 20 and above, (below 5 and above 20 have been confirmed to move into high gain.)
In the UK small cut hammered coins can come in at a reading as low as 16 which would mean they would be lost at a 20 setting therefore the lower setting is the best to choose.
I think an important point to remember is about the type of land being searched.
It will usually be some type of farmland, fields that are very often ploughed, ploughed and rolled and drilled for some sort of crops.
The above settings are said to work very well on undisturbed pasture as well.
These areas are not park like were you would encounter high amount of foil, ring pulls, bottle tops etc only trial and error will tell whether the above settings and methods are suitable.
Anyway all good stuff and could help in taming the beast in some situations. Thanks, Mart.
 
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