T202: Difference between revisions
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Tek t202 12.jpg | Tek t202 12.jpg | ||
Tek_T201_pwr.jpg | Tek_T201_pwr.jpg | ||
Tek_t202_slide_switch.jpg | The slide switches are patented | |||
Tek_t202_warranty_plugs.jpg | Tek_t202_warranty_plugs.jpg | The screws for opening the unit are hidden behind so called "warranty plugs". These plugs can't be removed without destroying them | ||
Tek_t202_open01.jpg | 4 boards are stacked upon each other. The digital board is covered within an aluminium foil | |||
Tek_t202_open02.jpg | Tek_t202_open02.jpg | View on the potentiometer for LCD contrast and the protection resistors | ||
Tek_t202_open03.jpg | view on the BNC connecters. The ground path is protected with a 4mm glass fuse | |||
Tek_t202_analog_top.jpg | Top view on the analog board. he A/D converter is a PNA7509 - a 7bit/22MHz unit. | |||
Tek_t202_analog_btm.jpg | The bottom reveals some SMD components | |||
Tek_t202_digital_top.jpg | Top view of the digital board. It contains a microcontroller with typical RAM/Rom combination, but also a voltage reference and 2 proprietary ICs for signal processing. | |||
Tek_t202_digital_btm.jpg | The bottom reveals some SMD components | |||
Tek_t202_display_top.jpg | Tek_t202_display_top.jpg | Overview of the display board | ||
Tek_t202_displayboard_closeup.jpg | The display unit is a complete package | |||
Tek_t202_pwrsply_closeup.jpg | #Tek_t202_keyboard_top.jpga | This board also contains proprietary ICs. The top half is the graphics processor with some RAM. The bottom contains the keyboard circutry. | ||
Tek_t202_pwrsply_closeup.jpg | The external powersupply with removed battery cover | |||
Tek_t202_pwrsply_front.jpg | Closeup of the power supply board | |||
Tek_t202_pwrsply_rear.jpg | Rear view of the power supply board | |||
Tek_P6115_bag.jpg | A bag with a pair of probes | |||
</gallery> | </gallery> | ||
[[Category:Digital storage scopes]] | [[Category:Digital storage scopes]] | ||
Revision as of 09:52, 30 November 2024
The Tektronix T202 is a battery-powered, hand-held 5 MHz digital storage scope with voltmeter and frequency counter functions. It has a 128x128 monochrome LCD.
This was an OEM version of a Createc SC series unit, introduced in the mid-1980s, which was also sold under the Gossen/Norma brand.
Key Specifications
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Links
Pictures
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The slide switches are patented
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The screws for opening the unit are hidden behind so called "warranty plugs". These plugs can't be removed without destroying them
-
4 boards are stacked upon each other. The digital board is covered within an aluminium foil
-
View on the potentiometer for LCD contrast and the protection resistors
-
view on the BNC connecters. The ground path is protected with a 4mm glass fuse
-
Top view on the analog board. he A/D converter is a PNA7509 - a 7bit/22MHz unit.
-
The bottom reveals some SMD components
-
Top view of the digital board. It contains a microcontroller with typical RAM/Rom combination, but also a voltage reference and 2 proprietary ICs for signal processing.
-
The bottom reveals some SMD components
-
Overview of the display board
-
The display unit is a complete package
-
The external powersupply with removed battery cover
-
Closeup of the power supply board
-
Rear view of the power supply board
-
A bag with a pair of probes
