COMMON NAME MANUFACTURER / DISTRIBUTOR MODEL PIX FIRST OFFERED HOW OFFERED NUMBER OF TUBES TUBE TYPES FRONT PANEL SIZE MAJOR TUNING DIALS ADD'L PANEL KNOBS METER WIRE OR LOOP IF / FILTER MFG IF / FILTER SHAPES IF PIX IF PEAK          (KC) IF CORE FILTER CORE CIRCUIT DEVELOPER PIX BUILDER PIX WHERE DEVELOPED
Abbott Abbott Radio Mfg. Co. Abbott 8 Compartment Type X February 1927 M 8 8 - 201A or 199 12 x 28 2 - Drum 3 N (L) (Abbott) Thick Square X NIF NIF NIF Harry Abbott       Chicago
  "    " "    "    "    "    "    "    "    " Abbott 8 Table Type X February 1927 M 8 8 - 201A or 199 12 x 28 2 - Drum 3 N (L) (Abbott) Thick Square X NIF NIF NIF Harry Abbott "    "    "
Acme Acme Apparatus Company Long Wave  30 K.C. Transformer X May 1924 P n / a n / a n / a n / a n / a n / a n / a Acme 30 K.C. Open Frame X 42 Heavy Laminated Iron n / a Cambridge, Mass.
  "    "    "    "    "    "    "    "    " Eight Tube Superheterodyne X May 1924 CK 8 8 - 201A or WD12 or 199 7 x 30    engraved 2 5 - 6 N (L) Acme 30 K.C. Open Frame X 42 Heavy Laminated Iron Two Duo-Laterals Coils "    "    "    "    "    "
Acme - Benson n / a Benson Reflexed Super-Heterodyne   February 28, 1925 B 6 [+ 1] * 6 - 199 or 201A (7 x 24) 2 3 N L (Acme Type R3) Small Rectangular X 500 Iron NIF Thomas W. Benson NIF
Acme - Custom-Built n / a Seven Tube Custom-Built Superheterodyne X (1926) CB 7 7 - (10 x 24) 2 1 N NIF (Acme Type R3) Small Rectangular X   Iron NIF
Adams n / a Eight-Tube Superheterodyne X October 1924 B 8 8 - 201A 10 (?) x 30 2 7 1 - V L or W Adams Flattened Side                      Tuna Can X NIF NIF NIF Captain H. J. Adams Camp Vail, N. J.
Aero Aero Products, Inc. Aero Coil Oscillator X October 1925 P n / a n / a n / a n / a n / a n / a n / a n / a n / a n / a n / a n / a n / a Chicago
Aero Dyne Aero Radio Co. Aerodyne Standard X (1924) M 7 7 - 201A NIF 2 3 N L NIF   PNF   Detroit
  "    "    " "    "    "    "    " Aerodyne Premier PNF (1924) M 7 7 - 201A NIF 2 (3) (N) (L) NIF   PNF   "    "
  "    "    " "    "    "    "    " Aerodyne - The Luke PNF (1924) M 7 7 - 201A NIF 2 (3) (N) (L) NIF   PNF   "    "
Aircore (Radiophone Equipment Co., The) Aircore Super Eight   September 1924 (K) 8 NIF   2   NIF Aircore   PNF   Air Air
Airkore Radiophone Equipment Co. Airkore Super-Heterodyne Kit X November 1924 K 8 NIF NIF NIF NIF NIF NIF Airkore Cylindrical X NIF Air Air     Philadelphia
All American Rauland Mfg. Co. Long Wave Radio Frequency Transformer Model R-110 X May 1924 P n / a n / a n / a n / a n / a n / a n / a All American Misc X 30 Iron Air Chicago
  "    "    "    " "    "    "    "    "    " Super-Fine Kit X September 1924 K 8 8 - 201A n / a n / a n / a n / a n / a All American Tuna Can / Misc X 30 Iron Air "    "    "
  "    "    "    " "    "    "    "    "    " Super-Fine Super Heterodyne X September 1924 BK 8 8 - 201A or WD12 or 199  7 x 30 2 5 N L All American Tuna Can / Misc X 30 Iron Air A. Elkins "    "    "
  "    "    "    " "    "    "    "    "    " "Music Room" Super-Heterodyne X September 1925 BK 8 8 - 199 or 201A 7 x 18 2 2 N TL All American Tuna Can / Misc X 30 Iron Air "    "    "
All-American - Brush n / a Kodak Size Midget 45 K.C. Best Super X Spring 1925 BK 7 7 - 199 5 3/4 x 11 2 4 1 - V TL or W All American Tuna Can / Misc X 30 Iron Air Gerald M. Best X W. P. Brush, Designer San Francisco
All American - Calcaterra n / a Practical Super-Het   May 1925 BK 8 8 - 199 7 x 18 2   All American Tuna Can / Misc X 30 Iron Air Joseph Calcaterra New York City
All American - Custom-Built n / a Custom-Built Three-Dial Superheterodyne X (1925) CB 8 8 - 201A (7 x 36) 3 9 1 -V                   & 1 - MA NIF All American Tuna Can / Misc X 30 Iron Air  
All American - Randolph Randolph Radio Corporation 8-Tube Super-Heterodyne X October 1924 CK 8 8 - 201A or WD12 or 199  8 x 36 2 5 N TL All-American Tuna Can / Misc X 30 Iron Air Chicago
All American - Standard Radio Supply Standard Radio Supply All American Deluxe 8-Tube Super X Spring 1926 CK 8 8 - 199  7 x 18 2 2 N TL All American Tuna Can / Misc X 30 Iron Air Chicago
AMACO American Apparatus Co. (Amacodyne CN-8)   November 1925 (K) (8)     Richmond, Indiana
  "    "    "   "    "    "    "    "    "    "    " (Amacodyne CN-9)   November 1925 (K) (9)     "    "    "    "    "    "
American Radio American Radio Manufacturing Co. Super-Assembly 7 Super-Heterodyne   September 1924 SA 7     Kansas City, Mo.
  "    "    "    "    "   "    "    "    "    "    "    "    "    "    "    "    " Acme Double 'A' Super-Heterodyne   September 1924 (K) 7     "    "    "    "    "
Amplex Amplex Instrument Labs. Cockaday Improved ?? Super-Heterodyne Kit   September 1924 K             New York City
Armstrong Armstrong, Major Edwin Howard Five Tube Super Auto-Dyne   May 16,1918 CB 5     Armstrong Resistance Coupled Resistance Coupled Major Edwin Howard Armstrong, inventor X Paris, France
  "    "    " "    "    "    "    "    "     "     "     "     " Six Tube Super Auto-Dyne   Summer 1918 CB 6     "    "    "    " Resistance Coupled Resistance Coupled   "    "    "    "    "    "    " "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Eight Tube Super Auto-Dyne   Summer 1918 CB 8     "    "    "    " Resistance Coupled Resistance Coupled   "    "    "    "    "    "    " "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Five Tube Super Heterodyne ???   1919 CB 5     "    "    "    "     "    "    "    "    "    "    " Yonkers
  "    "    " "    "    "    "    "    "     "     "     "     " Seven Tube Super Auto-Dyne   February 1920 CB 7     "    "    "    " Resistance Coupled Resistance Coupled   "    "    "    "    "    "    " New York City
  "    "    " "    "    "    "    "    "     "     "     "     " Seven Tube Super Auto-Dyne   Summer 1920 ?? CB 7     "    "    "    " Resistance Coupled Resistance Coupled   "    "    "    "    "    "    " "    "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Super Heterodyne Using Audio Transformers   Summer 1920 ?? CB 8     "    "    "    " Resistance Coupled Resistance Coupled   "    "    "    "    "    "    " "    "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Six Tube 2nd Harmonic Super Heterodyne   Fall 1921 ?? CB 6     "    "    "    " 60 Air Air   "    "    "    "    "    "    " "    "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Five Tube 2nd Harmonic Reflexed Super Heterodyne   February 1923 CB 5     "    "    "    " " " "   "    "    "    "    "    "    " "    "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Four Tube 2nd Harmonic Reflexed Super Heterodyne   February 1923 CB 4     "    "    "    " " " "   "    "    "    "    "    "    " "    "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Six Tube 2nd Harmonic Reflexed Super Heterodyne   Spring / Fall 1923 CB 5 / 6     "    "    "    " 60 Air Air   "    "    "    "    "    "    " "    "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Portable Six Tube Super Heterodyne   December 1923 CB 6     "    "    "    " " " "   "    "    "    "    "    "    " "    "    "    "    "
  "    "    " "    "    "    "    "    "     "     "     "     " Super-Regenerative-Heterodyne Combination   February 1924 CB 4     "    "    "    "   "    "    "    "    "    "    " "    "    "    "    "
  "    "    " "    &qu