Kemo Electronic GmbH
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from 26 July to 13 August 2021
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11.M175-Animal Repeller Ultrasonic High Performance
12.M015N-DC/DC Converter, adjustable
13.M103N-Master/Slave switch 230 V/ AC (400 V/AC)
14.M197-Twilight Switch 12 - 28 V/DC
15.M158-Water Switch 9 - 12 V/DC
16.M152-Rain Sensor 12 V/DC
17.M229-Marten Defence for Motor Vehicles, battery-operated with positive-negative contact plates
18.M172N-Bicycle Power Charge Controller USB
19.M038N-DC-Converter
20.M152K-Rain Sensor, Capacitive
21.M032S-Universal Amplifier 12 W "Plug & Play"
22.M148-24-Battery Guard for 12 or 24 V/DC
23.M094N-Marten repeller
24.M062-Mini-Fence-High-Voltage Generator
25.M028N-Power control 110 - 240 V/AC, 4000 VA
26.M048N-Ultrasonic Generator
27.M012-Power Control 110 / 240 V/AC, 1200 VA
28.Z100-Marten Repellent Spray
29.G023N-Case With Fastening Straps approx. 74 x 51 x 28 mm
30.M174-Solar charging regulator Dual 16 A
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Soldering

Soldering course - page 13

Picture of a cold soldering joint

The soldering joint on the far right is clearly a so called "cold soldering joint". (arrow) . The solder applied only to the wire not the land. The difference to the surrounding soldering joints is obvious.

REASON: Only the wire was heated; not the land.

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soldering presentation shortform

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