Project listings – Elenco Projects 102-305 User Manual
Page 7

Project #
Description
Page #
102
Batteries in Series
8
103
Ticking Screecher
8
104
Spacey Fan
9
105
Two-Transistor Light Alarm
9
106
Light-Controlled Alarm
9
107
Automatic Street Lamp
10
108
Voice-Controlled Rays of Light
10
109
Blowing Off the Electric Light
10
110
Adjustable Tone Generator
11
111
Photosensitive Electronic Organ 11
112
Electronic Cicada
11
113
Light & Sounds
12
114
More Light & Sounds
12
115
More Light & Sounds (II)
12
116
More Light & Sounds (III)
12
117
More Light & Sounds (IV)
12
118
Motor Speed Detector
13
119
Old-Style Typewriter
13
120
Optical Transmitter & Receiver
14
121
Space War Sounds Controlled by Light 14
122
Space War Radio
15
123
The Lie Detector
15
124
NPN Amplifier
16
125
PNP Amplifier
16
126
Sucking Fan
17
127
Blowing Fan
17
128
PNP Collector
17
129
PNP Emitter
17
130
NPN Collector
18
131
NPN Emitter
18
132
NPN Collector - Motor
18
133
NPN Emitter - Motor
18
134
Buzzing in the Dark
19
135
Touch Buzzer
19
Project #
Description
Page #
136
High Frequency Touch Buzzer
19
137
High Frequency Water Buzzer
19
138
Mosquito
19
139
High Sensitivity Voice Doorbell
20
140
Louder Doorbell
20
141
Very Loud Doorbell
20
142
Doorbell with Button
20
143
Darkness Announcer
20
144
Musical Motion Detector
20
145
Radio Music Alarm
21
146
Daylight Music Radio
21
147
Night Music Radio
21
148
Night Gun Radio
21
149
Radio Gun Alarm
21
150
Daylight Gun Radio
21
151
Blow Off a Space War
22
152
Series Lamps
22
153
Parallel Lamps
22
154
Fire Fan Symphony
23
155
Fire Fan Symphony (II)
23
156
Fan Symphony
23
157
Fan Symphony (II)
23
158
Police Car Symphony
24
159
Police Car Symphony (II)
24
160
Ambulance Symphony
24
161
Ambulance Symphony (II)
24
162
Static Symphony
25
163
Static Symphony (II)
25
164
Capacitors in Series
25
165
Capacitors in Parallel
25
166
Water Detector
26
167
Salt Water Detector
26
168
NPN Light Control
27
169
NPN Dark Control
27
Project #
Description
Page #
170
PNP Light Control
27
171
PNP Dark Control
27
172
Red & Green Control
28
173
Current Controllers
28
174
Current Equalizing
28
175
Battery Polarity Tester
28
176
Blow Off a Doorbell
29
177
Blow Off a Candle
29
178
Blow On a Doorbell
29
179
Blow On a Candle
29
180
Screaming Fan
30
181
Whining Fan
30
182
Light Whining
30
183
More Light Whining
30
184
Motor Than Won’t Start
30
185
Whiner
31
186
Lower Pitch Whiner
31
187
Hummer
31
188
Adjustable Metronome
31
189
Quiet Flasher
31
190
Hissing Foghorn
32
191
Hissing & Clicking
32
192
Video Game Engine Sound
32
193
Light Alarm
33
194
Brighter Light Alarm
33
195
Lazy Fan
33
196
Laser Light
33
197
Water Alarm
34
198
Radio Announcer
34
199
Pitch
35
200
Pitch (II)
35
201
Pitch (III)
35
202
Flooding Alarm
35
203
Make Your Own Battery
36
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Project Listings