COUNTERS & TIMERS

 

 
 

Catalogue #

Item

Price

K-CLO1 Clock 37.15
PK-CLO1 P.C. Board only 5.45
See Cover Projects!
A digital clock using the mains 50Hz as a reference.

 

Catalogue #

Item

Price

K-CM2 Counter Module 35.40
PK-CM2 P.C. Board only 6.30
See Issue 10!
A 4 digit counter using a single chip.

 

Catalogue #

Item

Price

K-SSD1 Seven Segment Display 19.05
PK-SSD1 P.C. Board only 7.50
See Issue 2!
A large 4 digit display using LEDs to create 2.5cm numbers.

 

Catalogue #

Item

Price

K-ET1 Egg Timer 13.95
PK-ET1 P.C. Board only 3.40
See Issue 6!
A 3 minute timer for eggs.

Catalogue #

Item

Price

K-4DC1 4 Digit Counter 41.05
PK-4DC1 P.C. Board only 6.00
K-4DC1E 4 Digit Counter Extras 7.30
See Learning Electronics Book 1!
A 4 digit up/down counter.

 

Catalogue #

Item

Price

K-PT1 Pill Timer 13.35
PK-MB2425 P.C. Board only 3.60
See issue 7!
A long duration timer suitable for taking pills etc.

 

Catalogue #

Item

Price

K-PC1 Programmable Counter 19.65
PK-PC1 P.C. Board only 6.00
See Issue 6!
A counter that can be preset from 0 - 999 and will light a LED when the count has been reached.

 

Catalogue #

Item

Price

K-PCAR1 Programmable Counter Auto Reset 16.25
PK-PCAR1 P.C. Board only 4.15
See Issue 7!
Adds auto reset and beep tone to the programmable counter.

 

Catalogue #

Item

Price

K-RO1 Rip Off 26.55
PK-RO1 P.C. Board only 5.40
See Bugging and its Prevention!
Times the duration of phone calls and puts a beep on the line.

 

Catalogue #

Item

Price

K-TMAT 10 Minute Alarm Timer 20.15
PK-TMAT P.C. Board only 4.20
See Security Devices!
Provides a continuous siren with a 10 minute timer.