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Project listings – Elenco Projects 102-305 User Manual

Page 7

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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