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TRAFFIC LIGHT

Manual

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Miniature traffic light as used on four-way junctions. Realistic operation with adjustable delay. 12 LEDs. Great for model railroads, exhibitions, as a toy, ...

Specifications

low power consumption: 15mA
power supply: 9V battery (not incl.)
ON/OFF switch
dimensions: 2.0" x 1.4" x 4.5"
(MK131)
 
Quantity
Price
1 – 9$6.16
10 – 99$5.83
100 +$5.35

  (Kit - Basic Soldering Required)  
  MK131  
  5  
 
 
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Toy motor kit
 
Construct a working DC Motor. This clever kit has been delighting children for decades. All parts provided, including: 2 coils of copper wire; base; field pole; armature core; brushes; all fasteners. Instruction booklet with theory and experiments included.
Operates on 3 to 6 volt batteries (not included). (CPN135S)
Quantity
Price
1 – 9$5.45
10 – 99$5.25
100 +$4.95

  (Kit - No Soldering Required)  
  CPN135S  
  71  
 
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Two LED Flasher
 
Two LED Flasher (CPS138)
Quantity
Price
1 – 9$8.55
10 – 99$8.10
100 +$7.43

  (Kit - Basic Soldering Required)  
  CPS138  
  7  
 
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5 Ultra Bright LEDs flash in 7 patterns
 
Five Ultra Bright LEDs flash in seven patterns. The modes can be cycled through using an on-board tact switch. When the desired flashing pattern is found move the PCB-mounted SPDT switch. The pattern will remain flashing as long as power goes to the board & the switch remains set. COB PCB size: 3x1.5 cm. Ideal for schools.(CPS37M)
Quantity
Price
1 – 9$8.55
10 – 99$8.10
100 +$7.43

  (Kit - Basic Soldering Required)  
  CPS37M  
  17  
 
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LED 3 1/2 digit panel meter kit
 
Make this general design 3 1/2 digit LED panel meter into your own voltage or current meter. Or customize it to measure input from a transducer. Two PCB's allow low-profile end-on viewing. All instructions to assemble and operate meter are included. Meter can directly input an offset voltage, for example from a weighbridge, use non-standard voltage inputs, measure current or high voltages.(CPS61)
Quantity
Price
1 – 9$22.29
10 – 99$20.70
100 +$20.01

  (Kit - Basic Soldering Required)  
  CPS61  
  7  
 
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Preamplifier
 
A preamplifier to use with an electret or other microphone to boost the signal before feeding into an amplifier. Simple and easy to build. PCB Size: 1.75" x 1.25".
Power supply: 6 to 12VDC(CPS98)
Quantity
Price
1 – 9$11.97
10 – 99$11.34
100 +$10.40

  (Kit - Basic Soldering Required)  
  CPS98  
  40  
 
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Melody Card Happy Birthday COB Module
 
Complete Card Melody Unit- 'Happy Birthday' Melody IC COB, battery and piezo all ready to play. As found in Christmas cards and books which play when you open the page. Self-adhesive backing. Tune repeats continuously while power is connected. Total of 128 notes. Cmos LSI. (SG13)
Quantity
Price
1 – 9$0.99
10 – 99$0.85
100 – 999$0.75
1000 – 9999$0.65
10000 +$0.55

  (Assembled and Tested)  
  SG13  
  684  
 
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Melody Card X-mas Tunes (Jingle Bells + Santa Claus + We Wish You a Merry X'mas) COB Module  (Out of Stock)
 
Complete melody card unit- 'Three Christmas Carols' (Jingle Bells + Santa Claus + We Wish You a Merry X'mas) Melody IC COB, battery and piezo all ready to play. As found in Christmas cards and books which play when you open the page. Self-adhesive backing. Tune repeats continuously while power is connected. Total of 128 notes. Cmos LSI. (SG14)
Quantity
Price
1 – 9$0.99
10 – 99$0.85
100 – 999$0.75
1000 – 9999$0.65
10000 +$0.55

  (Assembled and Tested)  
  SG14  
  0  
 
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strobe light 12V DC red lens ( Xenon)
 
Features
for alarm systems, discos, personal use, warning in case of danger, etc...
Specifications
lens color: red
long-life xenon tube
protected against polarity reversal
fully sealed and waterproof
power output: 1W
power supply: DC 12V
current consumption: 150mA
flash rate: 90-110/min.
life expectancy: ± 3 x 1000000 flashes
operation temperature: -40°F to +176°F
black ABS / acrylic cover
dimensions: 2.8"(Ø) x 2.5"
(HAA40R)
Quantity
Price
1 – 9$8.38
10 – 99$7.94
100 +$7.28

  (Assembled and Tested)  
  HAA40R  
  23  
 
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MINI 3 1/2 DIGIT DMM - 19 RANGES
 
Features

automatic polarity indication
voltage measurements: AC 500V and DC 500V max.
current measurements: DC 10A max.
resistance measurements: 2Mohm
diode and transistor (hFE) test
packaging: blister
(DVM810)
Quantity
Price
1 – 9$5.47
10 – 99$5.18
100 +$4.75

  (Assembled and Tested)  
  DVM810  
  7  
 
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