Elenco 500-in-1 Electronic Project Lab - Manual (Page 6)

251. RAIN DETECTOR 147
252. BURGLARALARM 147
253. TEMPERATURE-SENSITIVE AUDIO AMPLIFIER 148
254. WATER LEVEL DETECTOR 148
Book #2
HARDWARE - Advance Course
CONTENTS
I ) Learn Basics More
255. A BASIC OF CONTROL VOLUME
4
256. EMITTER FOLLOWER 4
257. BASIC OPERATION OF ZENER DIODE 5
258. ZENER VOLTAGE CHECKER 5
259. ZENER VOLTAGE CHECKERII 6
260. BASIC PHOTO-TRANSISTOR OPERATION 6
261. VOLTAGE DROP CIRCUIT BY MEANS OF DIODES 7
262. EXPERIMENTATION OF CAPACITOR TEMPERATURE CHARACTERISTIC 7
263. DARLINGTON CIRCUIT (TOUCH SENSOR) 8
264. EDGE-TRIGGER CIRCUIT 8
265. RC TYPE DIFFERENTIATING CIRCUIT 9
266. SWITCH MATRIX CIRCUIT 9
267. MEMORY BACKUP CIRCUIT 10
268. POWER ON RESET CIRCUIT 10
269. CONSTANT-VOLTAGE CIRCUIT (FIXED OUTPUT) 11
270. CONSTANT-VOLTAGE CIRCUIT (VARIABLE OUTPUT) 1 1
271. A RECTIFIER CIRCUIT BY DIODE BRIDGE 12
272. AGC CIRCUIT USING A SINGLE TRANSISTOR 12
273. UPPER/LOWER LIMITER CIRCUIT USING OP AMPLIFIER 13
274. ABSOLUTE VALUE AMPLIFIER 13
275. WINDOW COMPARATOR 14
276. WINDOW COMPARATOR II 14
2)
Amusement on Sound
277. MULTI-TONE SIREN
15
278. DIGITAL RHYTHM 16
279. TWO-IC ELECTRIC ORGAN 16
280. A WATER SERVICE PIPE SOUND 17
281. ELECTRONIC KLAXON 17
262. SOUNDMACHINE III 18
283. SOUND WAVE VARYING WITH LIGHT INTENSITY 18
284. PLAYER ORGAN 19
285. SOUND OF PASSING SIREN 19
286. LIGHT SOURCE SENSING CIRCUIT BY SOUND 20
287. ELECTRONIC PIANO CIRCUIT 20
288. WHISTLE GENERATING CIRCUIT 21
289. SPACE GUN 21
290. CAR HORN 22
3) More Radio Circuits
291. MORSE CODE TRANSMITTER
22
292. BROADCASTING ORGAN 23
293. FM TRANSMITTER (FM WIRELESS MICROPHONE) 23
4)
To the Game World