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Alan Larsen, United States of America (USA) - Radio collection

Below you find a part of the radio collection Alan Larsen - including other related items. I collect early 1920 wireless radios. I have a fairly extensive collection of early 1920's American broadcast receivers. Makers such as Crosley, Atwater Kent, Grebe and Tri-City comprise the bulk of my collection. I also have quite a few rare makers sets. Thanks, Alan

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Part of the radio collection of Alan Larsen. These pictures have been uploaded to the corresponding models by Alan Larsen but this is not necessarily all of Alan Larsen's collection.

	USA:  DeForest Radio Telephone & Telegra... 1914 : R.J.4 (RJ4) Improved Type RJ4 Audion Detector		USA:  Murdock, WM.J. Co.; Chelsea 1914 : Rotary Spark Gap No. 442 Murdock Rotary Spark Gap No. 442
	USA:  Saunders, Geo. S. and Co.; Boston,... 1914 : Saunders Navy Type Tuner 1914 Saunders Navy Type Loose Coupler		USA:  Murdock, WM.J. Co.; Chelsea 1914 : Transmitting Condenser No. 483 1914 Murdock Transmitting Condenser Part No. 483
	USA:  DeForest Radio Telephone & Telegra... 1914 : Ultraudion, Siren and One-Step Amplifier Ultraudion, Siren and One-Step Amplifier		USA:  Murdock, WM.J. Co.; Chelsea 1914 ?: Molybdenite Detector No. 220 Murdock Molybdenite Detector No. 220
	USA:  Wireless Specialty Apparatus Co.; ... 1914 ?: Silicon & Electra Perikon detector Type 155-C Silicon & Electra Perikon detector Type 155-C		USA:  Wireless Specialty Apparatus Co.; ... 1914 ??: Perikon Silicon Detector Type 155-A Perikon Silicon Detector Type 155-A
	GB:  Marconi's Wireless Telegraph Co. L... 1914/15 : Air Core Choke Coil Marconi's Wireless Air Core Choke Coil		USA:  Electro Importing Co. (Eico); New ... 1914/15 : Electro Tesla Transformer No. 7000 Electro Tesla Transformer
	USA:  DeForest Radio Telephone & Telegra... 1914/15 : One Step Audiophone Amplifier (Audion) PJ-1 De Forest Radio Telephone & Telegraph Co. Type PJ1 Audion Amplifier		USA:  Clapp-Eastham Co.; Cambridge, MA 1914–16 : Antenna Switch Dove Marble base Circa 1915 5 KW Clapp-Eastham Antenna Switch
	USA:  Electro Importing Co. (Eico); New ... 1914–16 : Electro Commercial Spark Gap No. 9225 Electro Commercial Spark Gap No. 9225		USA:  Colby's Telegraph School; Auburn, ... 1914–16 : Loose Coupled Tuner Circa 1915 Colby's Telegraph School Receiving Transformer
	USA:  Clapp-Eastham Co.; Cambridge, MA 1914–17 : Boston Wireless Key Italian Dove Marble base Clapp-Eastham "Boston" Wireless Spark Key		USA:  Arnold, J.F.; New York 1914–19 : Arnold Navy Type Loose Coupler Model No. 5 J. F. Arnold Receiving Transformer
	USA:  Electro Importing Co. (Eico); New ... 1914–20 : Electro Loose Coupler 1914 version Cat. No. 12002 7-Tap Switch Secondary Circa 1914-1920 The Electro Importing Company - The "Electro" Loose Coupler...		USA:  Electro Importing Co. (Eico); New ... 1914–20 : Electro Vario Selective Coupler 11000 Electro Vario Selective Coupler No. 11000
	USA:  Duck Co., J.J. and William B.; Tol... 1914–21 : Loose Coupler Receiving Transformer No. A7721 eBay item number: 201237483336 - This Receiving Transformer was sold on Eba...		USA:  Clapp-Eastham Co.; Cambridge, MA 1914–22 : D tuner Clapp-Eastham Type "D" Tuner
	USA:  Goodchild Electrical Company; New ... 1915 : Amateur Type Loose Coupler Goodchild Automatic Loose-coupler		USA:  Adams-Morgan Co. (AMCO); Upper Mon... 1915 : Amco Oscillation Transformer No. 7627 For 200 Meter Wave Lengths 1915 Adams Morgan 200 Meters Oscillation transformer
	USA:  Adams-Morgan Co. (AMCO); Upper Mon... 1915 : Amco Receiving Transformer No. 7720 Adams-Morgan Amco Receiving Transformer No. 7720		USA:  Bunnell & Co., J.H.; Kings Park, NY 1915 : Jove Crystal Detector No. 8804 Both versions of the Jove Crystal Detector Holder
	USA:  Adams-Morgan Co. (AMCO); Upper Mon... 1915 : Navy Type Receiving Transformer 7729 (Loose Coupler) Adams-Morgan Amco 7729 Navy Type Receiving Transformer - Loose Coupler		USA:  Manhattan Electrical Supply Co. In... 1915 : Single Contact Tuning Coil No. 455 Single Contact Tuning Coil No. 455
	USA:  Chambers F.B., Co.; Philadelphia, PA 1915 ?: Large Loose Coupler No. 746 F. B. Chambers Large Loose Coupler No. 746		USA:  Bowman & Co., A.W.; Boston, Massac... 1915 ?: Navy Type Radio Spark Key Marble base 1915 A.W. Bowman "Meteor" Spark Gap Key
	F:  Gaumont, Radio-Seg; Paris 1915 ?: Récepteur Radiotélégraphique Modèle T.M. 1915 Type A1 (military) Récepteur Radiotélégraphique A1		USA:  Electro-Set Company, The; Clevelan... 1915 ?: Spark Key Electro-Set Wireless Spark Key
	USA:  Ritchie, E.S. & Sons, Brookline, ... 1915 ??: Induction Coil E. S. Ritchie and Sons Induction Coil		USA:  Doron Bros. Electric Co.; Hamilton... 1915 ??: Vertical Spark Gap Wood base Doron Brothers 1/2 K. W. Vertical Spark Gap with 1/2" contacts.
	USA:  Adams-Morgan Co. (AMCO); Upper Mon... 1915/16 : Amco Receiving Transformer No. 7711 AMCO Navy type receiving transformer No. 7711		USA:  Nichols Electric Company ; New York 1915/16 : Navy Type Loose Coupler Nichols Electric Co. Navy Type loose Coupler
	F:  CGR (C.G.R.), Carpentier Gaiffe Ro... 1915–18 : Récepteur Radiotélégraphique Modèle T.M. 1915 Type A1 (military) Récepteur Radiotélégraphique Type A1		USA:  Radio Apparatus Co.; Pottstown, PA 1915–19 : Loose Coupler No. 7 Radio Apparatus Model 7 Receiving Transformer
	USA:  Marconi Wireless Telegraph Co. of ... 1915–19 : 106 Receiver 106D Conversion Marconi 106 Receiver with the 106D Conversion		USA:  Turney, Eugene T., Co. Inc. New Yo... 1915–20 : Crystaloi Detector Type AA with Buzzer coupling Type AA Crystaloi Detector
	USA:  Electro Importing Co. (Eico); New ... 1915–20 : Electro Galena Detector No. 9700 Electro Importing No. 9700 Galena Detector		USA:  Duck Co., J.J. and William B.; Tol... 1915–20 : Receiving Outfit No. A1002 Receiving Outfit No. A1002
	USA:  Sears, Roebuck & Co.; Chicago (IL) 1916 : Acme Double Slide Tuning Coil Acme Double Slide Tuning Coil		USA:  Adams-Morgan Co. (AMCO); Upper Mon... 1916 : Amco Navy Type Receiving Set No. RA10 Amco Navy Type Receiving Set No. RA10
	USA:  Grebe, A.H. & Co.; Richmond Hill (... 1916 : Audion Battery Box 1916 Grebe Audion Battery Box		USA:  DeForest Radio Telephone & Telegra... 1916 : Audion Detector RJ 8 De Forest Audion Detector Type RJ 8
	USA:  Turney, Eugene T., Co. Inc. New Yo... 1916 : Crystaloi Detector Type BB with Buzzer built in Crystaloi Detector Type BB		USA:  DeForest Radio Telephone & Telegra... 1916 : Detector Panel RJ9 De Forest Audion Detector Panel Type RJ9
	USA:  Adams-Morgan Co. (AMCO); Upper Mon... 1916 : Long Wave Receiving Transformer Type L Long Wave Receiving Transformer Type L		USA:  Chambers F.B., Co.; Philadelphia, PA 1916 : Loose Coupled Receiving Transformer No. 748 FR.B. Chambers Loose Coupled Receiving Transformer No. 748
	USA:  Chambers F.B., Co.; Philadelphia, PA 1916 : New Undamped Wave Coupler No.749 F. B. Chambers Long Wave Loose Coupler No. 749		USA:  Adams-Morgan Co. (AMCO); Upper Mon... 1916 : Paragon RA6 Adams Morgan Paragon RA6

Click numbers for additional pages of Alan Larsen's collection of radios and other collectibles if any.
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Our member Alan Larsen opened his/her collection of radios and other related items on 14.Sep.2010.
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