Have a simpson 260 volt-ohm-milliammeter made of bakeolite. Looks and works like new have the two probes pos. and native.Will trade for a GOOD 10/11 METTER RADIO.Make me offer.. coathanger2@verizon.net PS YOU PAY S AND H YOUR WAY . I PAY S AND H MY WAY.. 73S coathanger N.E. P.A,