Calling all telecom collectors and Phoenix history buffs, this rare bundle of original City of Phoenix communications engineering drawings dates back to the early 1990s, capturing the CityCom Digital Microwave System that once served as the backbone for police, fire, and municipal communications.

- Authentic City of Phoenix schematics dated 1992 to 1995, all originals, never reprints

- Includes South Mountain Antenna Pole elevation, CityCom frequency plans, and Adobe Mountain fire VHF study

- Route and frequency maps plus tower elevation drawings included

- Sheets approx 24 x 36 inches on engineering paper, stored rolled with minimal edge wear

These are not just blueprints, they are a snapshot of how a major city stayed connected before fiber optics took over. Frame them for a retro wall display or hand them to the telecom historian in your life.