Tandberg TDV 1200

	TDV 1200
	; Tandberg TDV 1200
Manufacturer:	Tandberg Data
Interface:	RS-232C
Media:	CRT

The Tandberg TDV 1200 video terminal was produced by Tandberg Data and sold by Norsk Data (ND) as product number 110140. It was also known as ND Display Terminal 1200. The terminal has a 14 inch screen.

Interfaces

The terminal has two communication links called "Line A" and "Line B". Each of those can have up to two physical adapters connected (you can only use one at a time). In addition the terminal has a peripheral interface. There is space for up to three optional adapters in the terminal. The standard interface is RS-232-C (V.24) designated "Internal Line A (Ch 4)".

Optional adapters

Optional Line A (Ch 3): V.24 (RS-232-C), V.11 (RS-422-A), 20 mA Current Loop, Mouse adapter
Line B (Ch 1): V.24 (RS-232-C), V.11 (RS-422-A), 20 mA Current Loop, Mouse adapter
Peripheral interface (Ch 2): Centronics adapter, Magnetic Card Reader adapter

Specifications

The specifications for the terminal is based on the following international standards:

ISO 646: 7-bit coded character set for information process interchange.
ISO 2022: Information processing, ISO 7-bit and 8-bit coded character sets and code extension techniques.
ISO 6429: Information processing, ISO 7-bit and 8-bit coded character sets, additional control functions for character, and imaging devices.