| ELECTRICAL POWER SOURCE RELATIONSHIP | OPERATING |
| AC VOLTAGE RATING | 120.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| ALARM TYPE | BUZZER |
| DC VOLTAGE RATING | 28.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| FREQUENCY RATING | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| FUNCTIONAL DESCRIPTION | ACCEPTS THE BEACON STATUS SIGNAL FROM CONTROL-TRANSFER GROUP OK-141/TRN-26 AND PROVIDES VISUAL AND AUDIBLE INDICATION OF THE CURRENT STATUS OF BEACON-TRANSPONDER SET AN/TRN-26 |
| JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM NAME | ALARM-INDICATOR |
| JOINT ELECTRONICS TYPE DESIGNATION SYSTEM ITEM TYPE NUMBER | BZ-187/TRN-26 |
| OVERALL DEPTH | 8.000 INCHES NOMINAL |
| OVERALL HEIGHT | 6.000 INCHES NOMINAL |
| OVERALL WIDTH | 7.000 INCHES NOMINAL |
| MONITOR TYPE | LAMP |
| PHASE | SINGLE LOCATION NOT OTHERWISE SPECIFIED |