Createc

CREATEC Gesellschaft für Elektrotechnik GmbH was a German company founded by Manfred Koslar in Berlin in 1981.

Manfred Koslar

Their only product line was a series of battery-powered, hand-held digital oscilloscopes. These scopes were re-branded by Gossen/Norma and Hitachi. Tektronix rebranded their entry modell as the T201, but also offered this modell with a different user interface as the T202.

Key Specifications

Bandwidth	6/9 MHz
Resolution	7 bit (V)
Memory	between 9 and 46 waveforms, depending on the model
Sampling rate	10 or 20MS/s, depending on mode and model
Single-shot performance	2MHz
External interface	serial + parallel
Dimensions	257mm x 111mm x 48mm
Features	Signal processing (add, multiply, divide, multiply) Cursor measurements Zoom function Waveform parameter measurements partial automatic calibration Multimeter mode
Options	Real time clock parallel + serial interface built-in drivers for various printers improved "super twisted" LCD dual analog path with 2 A/D converters increased memory depth DOS software (Createc Wave) External battery pack + transport cases

Feature comparison

The T201+T202 are added for completeness only

	SC01	SC01A	T201 T202	SC02	SC03	SC04	SC05
Bandwith (MHz)	6	6	5	6	9	6	9
Single Shot (MHz)			2
Sampling rate (MS/S)	20 (10)	20 (10)	20 (10)	2x20	2x20	2x20	2x20
Memory depth (record length)	2x128 or 1x256	2x128 or 1x256	2x182 or 1x128	2x256	2x2048	2x256	2x2048
Memory capacity (waveforms)	9	9	9	46	14	46	14
serial+parallel interface	-	-	-	-	-	Y	Y
RTC	-	-	-	-	-	Y	Y
Blue "super twisted" LCD	-	Y	.	Y	Y	Y	Y

Block diagram

Up until now no schematics are released. But Mr. Koslar luckily filed nearly 200 patents (including all country variants) during his life. Five of them are related to the SC series:

• United States Patent 4433303A: Push-pull amplifier circuit with FETs
• United States Patent 4746771A: Slde switch
• United States Patent 4839638A: Programmable circuit for controlling a LCD
• [[Media:Createc_US4897599A.pdf|United States Patent 4897599A: Signal processing device with a level adapter circuit]
• United States Patent 4906916A: Signal processing device having high speed shift register

These patents include a complete, block-level based function description:

• 

  Block diagram of the createc SC series

Manuals

• German version of the Createc SC series manual