US Navy RTTY Equipment - FSK & AFSK Keyers

RTTY is also called RATT (Radio Teletype)

This page is for RTTY converters, keyers, patch panels, etc.
Go to Navy Teletype Page for actual TTY equipment


Early USN RTTY equipment - Click Here
           FSA, FSB, FSC transmitting frequency shift converters


KY-58/GRT & KY-75/SRT  ky58-grt-01.JPG (56912 bytes) ky75-srt-01.jpg (69157 bytes)

FSK Keyers

KY-58/GRT for shore stations, KY-75/SRT for shipboard

FSK keyers - replace oscillator in transmitter - used with TBL and other?

1.0-6.7 mc, 6 watts output

 

  • Spec Sheet
  • Manual is NAVSHIPS 91543
  • Manuf - National Radio

TH-39/UGT & TH-39A/UGT 

(TMC TIS-2 & TIS-3)

tmc-TIS-3.2.jpg (112304 bytes)
photo thanks to Andy Moorer
AFSK keyer 

TTY signal in and AFSK output to transmitter

  Guam - patch panel Guam - TH-39's in rack 15 on far right - what are the units in rack 14 next to it??     

List of 61 military surplus RTTY units

Includes brief descriptions.
See CQ magazine September 1972, page 83 (avail at http://hamcall.net/cq)


Greenkeys

This is a great email list for TTY and RTTY information
http://mailman.qth.net/mailman/listinfo/greenkeys
Check out the greenkeys archives

Navy RTTY Links - more interesting info and photos

More RTTY links

Communication equipment manuals and descriptions

TTY manuals