repair

Hi all, i have a TRX pinpointer which was dropped and inside the ferrite rod snapped from the main circuit board. i no longer have the ferrite rod or coil winding. is their someone or somewhere i can send the unit for a custom repair, i believe it is a simple fix for someone who understands...

Just wondering if anyone here does metal detector repairs on the side or may be able to recommend someone. My friend has a Minelab xt1800 that is playing up . It is constantly sounding eractic noises while just sitting there , with or without the coil. I understand it's an older machine but...