Show One Soldering Problem That Is Easily Solved It Is difficult to solder leads on to tinfoIl with ordinary solder owin owing to the thin body of ot the foil toll and its melt melt- meltIng melting ing point being w to near that lint of the solder used If It you ou have trouble rouble In doing this tills try the following Clean your tabs by spreading them apart as sho shown shon n at A and dipping them for a moment In solder acid Clean Clenn and dip the end of ot your our lea lead wire also Melta Melt a little fusible metal the thc lie kind used u In setting crystals in an nn old table table- tablespoon tablespoon spoon spoon and dip the end of ot the wire Into this tinning It to a n distance a little greater than the he width of ot tile the lie tubs tabs Press the tabs to together tightly and roll the wiro Into Inlo them as ns shown n nt al LEAD WIPE Jk B Bend the wire hack back alon along the body ot of the condenser so that it will be out of the lie way 0 dip the rolled end first Into solder acid then Ihen Into the melted fusible metal deep enough to com corn completely cover cower the lie rolled up part Leave It for n a moment to allow nilow the tubs to get wormed warmed to the same tem tear temperature ns liS the liquid metal which will Insure n a better stick With With- Withdraw Withdraw Withdraw draw and you OU should On find the whole roll coated and soldered together by bythe bythe bythe the fu fusible Ible metal If It the Job Is 18 not nol thorough moisten the surface with acid and dip again having haIng ha Ing the metal barely melted In this WU nn an easy neat nat and per per- per joint Is made both mechanically mechanically und and electrically electrically Rudio Digest |