FiveFish VT-73, Assembly Manual

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Copyright © 2017 FiveFish Audio VT-73 Hybrid Tube Mic Preamp Assembly Guide
5. PRE-FLIGHT CHECK
Before applying power to the unit, please review your work one last time.
Go over Step 3, and in particular review the following specific items:
5.1 Perform a visual inspection. Check for any cold solder joints, or short circuit bridges.
5.2 Check if all diodes are installed in correct orientation.
5.3 Check if all polarized electrolytic capacitors are installed in correct orientation.
5.4 Check if all relays are installed in correct orientation.
5.5 Check if jumper to bypass IC4 is required (only required if using A12W-K Relays).
5.6 Check if IC1, IC2, and IC3 are inserted in their correct locations and oriented correctly.
5.7 Check if 100pf capacitor is soldered, as instructed in Step 3.13
5.8 Check if 100K resistor is soldered, as instructed in Step 3.20