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Texas Instruments 555 Timer IC
The 555 timer is a well known, easy to use timer that does not require complicated external circuitry.
The 555 timer can operate in three modes:
Monostable mode: the 555 acts as a pulse gener…
SKU: 232974
Product Code: NE555
Availability: In Stock 
£1.19
Texas Instruments 556 Timer IC
The 556 timer is a well known, easy to use timer that does not require complicated external circuitry.
The 556 timer can operate in three modes:
Monostable mode: the 556 acts as a pulse generator …
SKU: 232975
Product Code: NE556
Availability: In Stock
£1.19
PCI Dvr 1 Chip 4 Port Security
Security DVR card with 4 BNC ports
SKU: 227422
Product Code: PCI/DVR/1C/4P
Availability: In Stock
£35.99
4 Channel Cctv Dvr With H.264 Compression And Alarm Outputs
Video Compression
H.264
Video Input
Composite：1.0Vp-p/75Ω，BNC×4
Video Output
Composite：1.0Vp-p/75Ω，BNC×1；Super Video×1；VGA×1
Resolution
Preview：720×576（PAL），720×480（NTSC）
…
SKU: 227396
Product Code: DVR/H.264/4CH
Availability: In Stock
£107.99
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