If you are servicing an existing system or building a new manual console, insist on these three upgrades:
Why specify extra quality ? Because most surviving manuals are photocopies of photocopies, scanned in the 1990s at 72 DPI. Circuit board traces blur together; capacitor values become unreadable. An "extra quality" manual implies: verdin carillon manual extra quality
A hallmark of "extra quality" would be the inclusion of practical advice on maintaining and restoring carillons. This would be invaluable for carillon owners, custodians, and those responsible for their upkeep. If you are servicing an existing system or