AN~TRR-27

• The TRR-2 provided 5 radio intercept positions. Each position had 2 R-390A~URR receivers, and manual typewriter, also known as a "mill".
• One position also had a tape recorder (possibly an AN/TNH-11)
• TRR-27 cut away drawing:

References

• TM 32-5895-217-14&P Sept.1980
• TM 32-5895-217-14&P-HR Sept 1980