For Sale: Progressive Electronics 700c inductive amplifier test kit. Includes the model 77HP tone generator (tracer) and the model 200EP inductive amplifier. This is used to locate unmarked cables. Comes with items shown. New batteries installed and works fine. Info available online. Asking $69.00 OBO which INCLUDES USPS shipping to the 50 states and US possessions only. Personal check, money order, PayPal....all A-OK! Thanks for reading. 73, John N3AB Contact by email: n3ab at ptd.net or PM me here.