Powertronix Electronics

25 E. 23 St., Bayonne, NJ 07002

Products

Internal upgrade; replaces existing RAM chips.

ZX81

Many vendors sold ZX80/ZX81/TS 1000 compatible edge connectors in solder-tail and wire-wrap versions. The wire-wrap connector could be used with a small printed circuit board to build a feed-through device that would allow for connecting another expansion unit.

TS 1000

PTX-I/O

Expandable 0 to 16 port input/output system.

TS 1000

SYNC v2 n5

SYNC v2 n6

SYNC v3 n1

Syntax/Syntax ZX80 v3 n9