ZAM-3 ( ZAM-3M ) is the Polish parallel computer of the Institute of Mathematical Machines , assembled in 1961-1964 and was a development of the EMAL-2 structure. Due to the low reliability and too complicated structure, mass production was not received. Released in a single copy.
| Zam-3 | |
|---|---|
 | |
| Type of | parallel computer |
| Date of issue | 1961 |
| Produced by | 1964 |
| Bit depth (bit) | 24 bits |
| Architecture | 24 bit |
| Performance | 10 thousand operations / sec. |
| RAM | 8 kiloslov |
| Data storage devices | RAM: ferrite memory ROM: magnetic tapes and magnetic drum |
Content
Specifications [1]
- Family: ZAM
- Tubeless computer, a hybrid of the first and second generations; ferrite diode logic
- Binary number system, record form - direct code
- 24-bit machine word
- About 10 thousand operations / sec.
- RAM access cycle: 10 μs
- Memory:
- ferrite on cores with a diameter of 2 mm
- command - 24 bits plus parity bit
- volume: 8 kiloslov
- Technology:
- More than 100 thousand point germanium diodes
- Packages mounted on single-sided circuit boards
- 8 cupboards
I / O devices
- Teletype
- Five-channel tape reader
- Five-channel tape recorder
- ELLIO Card Reader
Permanent Memory
- Magnetic tapes PT-1 (half an inch wide, 8 tracks, recording density 4 characters per mm, 1 pc.) And SEA (2 pc.)
- Magnetic drum PB-3 with a volume of 32 kiloslov (2 pcs.)
Programming Languages
- PJP (assembler for software developers)
- COBOL
Notes
- ↑ Informatyka nr 3 / 1973r (Polish)