Let us know how you get on and what you use, looking for something myself
have a look at this one https://www.ludicrous-lumens.co.uk/collections/acessories/products/remote-control-fox-game-caller-8gb-micro-sd-card-with-300-calls
yep two of best & free, around my way you need a variety of sounds as we get a lot of call shy ones (hand squeakers)
had one the other week did not like a hand squeak so next night cub in distress good night mr fox
You cannot have too many calls imo,i have a small armoury of them mostly ecallers .
I've got 2 mouth calls the best fox call original and widgeon one witch i have had some very good results with
The tastiest duck IMO. I took the last one I had in my freezer out last week and curried it with a pheasant. Pheasant was delicious, the duck wasn't. I don't know where I went wrong, LOL.
most likely a old one
i use a brick hammer sometimes https://www.google.co.uk/search?q=wooden+handle+brick+hammer&oq=wood+brick+hammer&gs_l=serp.1.0.0i7i30j0i7i5i30.8261.12022.0.15456.5.5.0.0.0.0.159.440.2j3.5.0....0...1c.1.64.serp..0.5.430...0i67j0i8i7i30.rnMoBX1AXCg
only been to Derbyshire a few times as a mate was a keeper on Bradfield moor. as for Scotland, the Borders is a lovely place
but you cannot beat good old Yorkshire !