Electronic Sets for all ages
Every item designed for safe play! No soldering required!
C. Gilbert Transistor Radio Kit
Happi-Time Electronic Laboratory Set
Happi-Time Crystal Set
fixed-crystal radio kit ideal for the
youngest experimentm;! No bat–
brings in actual
programs through earplug. No
soldering. Easy "jiffy clips" make
connections. Printed template on
pegboard shows where
Illustrated instruction booklet.
All the necessary
to build a complete working radio!
What an exciting gift! jlle
soldering. Printed templates,
placed on pegboard, show where
clips" make connections fast and sure. Kit makes code
practice set, crystal radio, transistor radio and combina–
tion of both radios. Illustrated instructions.
crystal diode, 250 mmfd. capacitor, code key, tuner,
transistor, mounting board,
battery incl. Wt. 1lb.8
20 different set-ups-a real electronic
laboratory! He'll build receivers and transmitters for both
regular and short wave radio. He'll build, take down and build
again. Includes 20 templates with all necessary
diagrams. He'll hear "hams" and foreign broadcasts .. he'll
set up code and voice transmitters that send through a nearby
radio without wires. "Jiffy-clip" connections. Manual.
"49 N 2035-Shpg.
1 lb.•. ... .
and work just like real telephones ..
on wall or table! Phones
transmit voices clearly for a long distance. Almost phone-company size
. . black, high-impact plastic. New design permits use as regular desk–
type phones or as wall-hung type. Working plastic dials
right button (which lights up in use!) to ring other phone and to
press left button when through talking. 8-inch receivers; 4x4x7-inch
4 batteries (not included).
feet of twin-insulated wire. Shpg. wt. 3 lbs.
OL •• • . .
N 2240--Same as above except no signal buttons. Shpg. wt.
lbs.. . . . . . 5.88
batteries for phones above. Shpg. wt. 1 lb.
Complete self-teaching outfit.
the international Morse
code, a basic radio
with blinker light, code instruc–
tion booklet and 7-in. 45 RPM
code record. Uses 2 size D batteries
Lightweight, adult-size, high-im–
pact plastic phones. Clear, two–
way conversation from room to
room! Phones buzz for attention.
Handy, plug-in wire. 8-in. re–
ceivers. Two wall hangers ind Set
uses 2 size C batteries (not incl).
N 2091- Shpg. wt. 1lb.
oz. 2 for 33c
N 20"4o-llatteries not included; order both below. Wt.
51N6"461--45-volt "'8" battery. Shipping weight 3 pounds. .... 2.89
Wt. 8 oz•.•...... 2 for 33c
Beginners' Bectric Build-it Sets ••
harmless way to experiment,
tinker and build real electric toys
and devices! Instructions show
how to build flashlight, bike
signal, race car, telegraph key,
light, many others
(all illustrated!). Wrench, buz–
49N2041. .•... .. , . . .....
"Advanced" Electric Set. Hun–
parts . .
to make and do!
Includes a real electric motor, 4
working panels, two buzzer
units, two code keys, loads of
other parts and 4 batteries.
Illustrated instructions show
how to make an electro-magnet,
" hot rod," electric ray
etc. Shpg. wt. 4 lbs. 5
sters to make small electric brain
machines. Contains over
parts from multiple switch
flashlight bulbs. Complete
instructions to design, wire and
operate all items mentioned
below plus others. Detailedman–
explains theory and uses of
Make a secret coder and de–
coder .. an interplanetary time
for arithmetical carrying . . a
simple truth calculator .. games
of logic . . plus
many other experiments.
"49H2162-Uses battery !not in-
Shpg. wt. 8 oz. 2 for 33c