Manual for the Heathkit RF powermeter model HM-102. $5 + postage Pictorial wiring diagram for the AR-3 receiver. One is a big foldout and the other is a single page of the same, Pictorial #3. Got a 400D/H/L? I have a H-P manual for one. Larry W0OGH on the way to the Tucson hamfest today.