| Show receivers should have variable capacities in sensitive radio frequency receivers of the type it la Is hard to neutralize them over their antl entire re tuning range they will lie ile neutra neutralized Z ad ns as a general rule nt at about tile the middle range around SOO meters when it station Is tuned in aroland meters the neutralization Is not exact und and there Is a slight tendency toward os cil lation enus ln tile the receiver to be rather kotsy inu lucli h the same as a 1 regen le ie celver just before split spill ing over to be really efflo effluent ent these rece roc chers hers should shoud have variable capacc ties which thich can be varied with eack each and aery change in the tuning |