StacksVerified U.S. federal law reference

47 CFR §80.865 — Radiotelephone station clock.

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
A clock having a face of at least 12.7 cm (5 in.) in diameter must be mounted in a position that can be observed from the principal operating position.