Of the through-hole parts, install (before soldering) allĬomponents that have common nodes before soldering these With soldering the rest of the leads, letting each oneĬool as you solder it to avoid excessive heat buildup. Then, holding down the transformer gently with pliers, Flow a smallĪmount of solder on one of the corner pads for the transformer. This lead on the lower-right portion of the SMT The surface-mount transformer (T1) is pin 6. You first touch an unpainted, grounded metal object to dischargeĪny static electricity stored on your clothing or body. Please read through these before beginning the assembly.īefore touching any integrated circuits (IC’s), make sure that Here are some ideas for making the boardĪssembly proceed more smoothly, based on what I and others have VFO, Assembly Details and Instructions for Operation Hagerty Radio) COMPOSITE VFO NOISE MEASUREMENTS (ARRL LAB) | DX-60 DDS-VFO Interface PC Board VFO's (PDF) | ROTARYīAND-SWITCH VFO CONTROL | REVIEWS (search ORDERING INFORMATION | LADDER-LOC™ | APPLICATION
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