TONO Θ-550 - TONO THETA 550 - DRAKE THETA 550
THETA 550 RX TERM. This compact receive-only communications terminal is designed to demodulate and display the three most popular over-the-air modes of data communications: CW (Morse code), RTTY (Baudot), and ASCII.
- Any standard TV monitor can be used.
- A full-featured microprocessor controlled unit, the Tono Theta 550 (Drake Theta 550) has selective calling, battery backed-up memory, audio monitor, and informative L.E.D. tuning indicators . There is also interfacing to permit the addition of a dot matrix printer for "hard" copy and a keyer paddle input to permit CW transmission with full iambic operation.
- This unit is ideal for shortwave listeners and hams who have been missing the increasing volume of data communications over the air.
SPECIFICATIONS
- MODES: CW - automatic tracking of speed range 5 to 50 words/minute RTTY and ASCII - 9 selectable speeds of 45.45, 50, 56.88, 74.2, 100, 110,. 150, 200, and 300 baud.
- DISPLAY: 40 characters/line x 16 lines/page x 2 pages
- INPUTS : Audio or TTL logic inputs
- AFSK TONE SETS: CW - 790 Hz or 395 Hz
- RTTY and ASCII - Marking tone of 1275 Hz or 2125 Hz, Space tone at 170 Hz, 425 Hz, or 850 Hz shift
- MEMORY: 4 memories of 47 characters each
- OUTPUTS: 75 ohm video, parallel ASCII printer port, opto-isolator keyer output
- POWER: requires 12 to 13.8 VDC at 800ma.
WEBINFO
Décodeur THETA 550:
acheté 3480 FF ou 530 euros le 25/09/1984.
Décode les télétypes des agences de presse (RTTY, code BAUDOT).
Ce décodeur décode aussi CW (code morse).
Les textes peuvent être imprimés ou visualisés sur écran.
