RADIO RECEIVER

A sensitive  three tube  regenerative
radio - transformer  powered.     Can
be  plugged  into  regular   110  a/c
home circuit. Complete with head set.

            SPECTROSCOPE           
                                   
Fascinating optical instrument used
to identify and analyze  substances
by observing the  spectrum of their
flame.   Spectrum  charts included.

PHOTOELECTRIC EYE

Photoelectric  Tube,   Exciter  lamp -
and Electronic Relay.   Everything you
need to control motors, bells, alarms,
and do other light beam experiments.  

              MICROPHONE            
                                    
A sensitive  carbon microphone  that
greatly     amplifies    unsuspected
noises.  Also adaptable for use with
your radio transmitter.             

ELECTRONIC EXPERIMENTS

Explore  functions  of  vacuum  tubes
and   other   electronic   components.
Build an  Electronic Switch  -  Ampli-
fier, and other experimental circuits.

          CODE PRACTICE SET         
                                    
Signal Oscillator,  Key and  Flasher
...  the complete outfit to learn to
receive and  transmit the Morse Code
... the first step to a Ham License.

STROBE LIGHT

A   variable   pulse   neon   light.
"Freezes" motion  of rapidly vibrat-
ing or  rotating objects  for  close
study and checking frequencies, RPM.

       BROADCAST TRANSMITTER      
                                  
Sends clear  transmissions of both
code  and voice to  nearby radios.
Can be used with  your microphone,
record player, or code oscillator.

RADIO SERVICE EQUIPMENT

All  the  parts  to   build  your own
Radio  Signal  Tracer   and  a  Probe
Light Continuity Tester.  Both pieces
invaluable in radio servicing.       

           HEAT EXPERIMENTS          
                                     
Laboratory  studies of  heat  and its
effect on solids, liquids, and gases.
Provides  two  Thermometers,  Thermo-
couple, and Alcohol Burner.          

TELESCOPE

A  mounted astronomical  Telescope.
High  quality  ground  lens enables
you  to  examine   details  of  the
Moon's surface and distant objects.

         SOUND EXPERIMENTS         
                                   
Laboratory  demonstration  of sound
waves, resonance and pitch.  Equip-
ment includes Loud Speaker,  Reson-
ance tube and Sonometer.           

SLIDE PROJECTOR

Takes 16-mm and 35-mm slides, sharp
focusing, convection cooled.   G.E.
Projection Lamp included.  Also ad-
aptable as a Projection Microscope.

              MICROSCOPE              
                                      
High   and   low   power,   precision-
ground optical lens, self-illuminated.
Adaptable   for   photomicrography  in
connection with photo lab.            

PHOTOGRAPHY LAB

Complete    dark    room   equipment:
Printer - Enlarger - Electronic Timer
-  Safe  Light   -  Developing  Trays
and supply of paper and chemicals.   

           LIGHT EXPERIMENTS          
                                      
A  group  of  interesting  experiments
with  Optical  Lenses,  Prism,  Photo-
meter, Polarized  Light,  Ultra Violet
"Black" Light and invisible Infra Red.

WEATHER STATION

Aneroid Barometer - Humidistat -
Sling Psychrometer -  Anemometer
Rain  Gauge  -  Cloud  Charts  -
Record Charts - Weather Map.    

             SPINTHARISCOPE            
                                       
Gives  you  a  blown  up  ringside view
of the brilliant explosions of disinte-
grating  radium  atoms  ejecting  alpha
particles at 11,000 miles per second.  

       ATOMIC RADIATION EXPM.       
                                    
Check radioactivity  of ores  and do
radiation experiments with sensitive
Electroscope.    Sample  of  Uranium
and other radioactive ore.          

        ATOMIC CLOUD CHAMBER        
                                    
The famous  vapor chamber  in  which
you see various types of illuminated
paths made  by sub-atomic  particles
bombarding us from outer space.