CHECK OUT OUR SPECIALS FOR TUBE RADIO SERVICE DATA. Have you asked yourself this question? WHAT THE HECK IS A SUPERHETERODYNE? Are you curious about what’s inside and hows it works when you listen to your classic VINTAGE RADIO? Would you rather have that old RADIO singing strong instead of buzzing and stinking? The FACTS ARE VERY CLEAR.. IF YOU COLLECT THEM. YOU MUST MAINTAIN THEM! Now you can UNDERSTAND HOW IT WORKS WITH. THE BOTTOM LINE for SERVICING YOUR VINTAGE SUPERHETERODYNE in. Pdf FORMAT on CD ROM. Based on that classic first addition SERVICING SUPERHETERODYNES by JOHN F. This book takes a no-nonsense detailed approach. And is geared to the individual who WANTS COMPREHENSIVE KNOWLEDGE of the ins and outs for servicing mixing and oscillator circuits and. In a straightforward manner will give you a basis for. FINE TUNING YOUR OWN VINTAGE SUPERHETERODYNE ACCURATELY AND COMPLETELY!! CHECK OVER THIS COMPREHENSIVE LIST of TOPICS COVERED. Receiver and Superheterodyne–Advantages Offered by Superheterodyne. CHAPTER 1 – THE PRINCIPLES UNDERLYING THE OPERATION OF THE SUPERHETERODYNE RECEIVER. Acoustical Beats–The Electrical Beat or Heterodyne Phenomenon–Phase Relation–Beat Notes When One Frequency Is Modulated–The Intermediate Frequency Signal–Zero Beat Phenomenon– Double Heterodyning. CHAPTER 2 – THE GENERATION OF AND THE RELATION BETWEEN HARMONICS. Difference Between Harmonics and Beats–Table of Harmonics–Harmonic Relations–Beat Notes Between Harmonics. CHAPTER 3 – EXPLANATION OF THE DIFFERENT TYPES OF SUPERHETERODYNE CIRCUITS. The Standard Super heterodyne Receiver–The Autodyne Type–Second Harmonic System–Super heterodyne Converters–Short Wave Converters with Two Oscillators–All-Wave Super heterodyne–Superheterodyne Code Receiver. CHAPTER 4 – FUNCTION AND CHARACTERISTICS OF INDIVIDUAL PARTS OF THE SUPERHETERODYNE RECEIVER. Amplifier Adjacent Channel Selectivity Image Frequency Cross Talk R-F. Amplifier Circuits Volume Control in R-F. Amplifiers Image Frequency Control Circuits The Mixer Tube Single Function Mixer Circuits Autodyne Mixer Systems Lecault Mixer Second Harmonic Type Autodyne Mixer-Oscillator Dynatron Autodyne Mixer-Oscillator Modern Autodyne Mixer-Oscillator Systems Oscillators Oscillator Adjustment Why Oscillators Work The Frequency of Oscillations Generated Parasitic Oscillation Intermittent Operation or Howling Oscillators Voltage Output Permanent Frequency Adjustment Minimum Harmonic Content Tracking of Oscillator Circuit Types of Oscillator Systems Tuned Plate Oscillator Circuits Single Envelope Dual Tube Oscillators and Mixers Dynatran Oscillator Dual and Multi-Range Oscillators The Intermediate-Frequency Amplifier Selection of Intermediate Frequency Types of I-F. Amplifiers Special Adaptations of I-F. Amplifier with Crystal Filter Characteristics of I-F. Amplifiers The Second Detector Diode Demodulators Triode Pentodes Duo or Duplex Triodes and Pentodes as Demodulators Duo- Diode Pentodes Power Rectifiers The 25Z5 Rectifier 173 The 25Z5 as a Half-Wave Rectifier The 25Z5 with Split Output Automatic Volume Control Systems Quiet AVC Visual Tuning Visual Tuning and Noise Gate Wave Band Changing Systems. CHAPTER 5 – SPECIAL CIRCUITS AND TUBE APPLICATIONS. Phase Changers Automatic Tone Control and Noise Suppressor Amplified and Delayed Reflexed 6F7 and Rectifier Power Pentode Amplified Signal for AVG High Fidelity No I-F. CHAPTER 6 – TROUBLES AND SYMPTOMS ENCOUNTERED IN SUPERHETRODYNES. Interfering Station 10 KC. Away from Desired Station Interfering Station Equal to Desired Station Plus or Minus the Image Frequency Interfering Station Equal to I-F. Output of Converter Interfering Station 20 or 30 KC. Output of Converter Interfering Station Differs from Desired Station by Value of the I. Heterodyning Between Stations with Background of Heterodyne Whistle Interfering Station Appears During Lapse of Modulation of Desired Station Police Call or S-W. Interference of a Frequency Higher than Range of Set Intermittent Untunable Interference as Background Nearby Transmitter’s Signals Blanket Portions of Dial Repeat Tuning on Single Dial Heterodyne Whistle at 690 KG. In Set Peaked at 115 KC Interfering Signals at Frequencies Falling at High End of Dial when it is Set at Lower End Heterodyne Whistle at Several Broadcast Frequencies in Sets Peaked Between 120 KC. And 480 KC Heterodyne Whistle at Various Frequencies when Using Converter Interfering A-F. Signal as Background to All Stations Equipped with C-W. Oscillator Heterodyne Whistle as Each Station is Tuned In Whistle or Growl Background Desired Station May be Tuned in at Several Points. (Separate Oscillator Control) Station Can Be Tuned In at Two Points on Dial (Single Control Set) Heterodyne Whistle at Signal Frequencies Slightly Higher or Lower than Harmonic Frequencies of I. F Receiver Operative Only Over a Portion of the Tuning Dial Interfering Signal Appears During Operation of Set and then Disappears Interfering Station Appears and Disappears if Set is Shut Off Frequent Need for Retuning Interfering Signal Appears after Use Although all Circuits are Aligned and Signal is Normal Frequent Adjustment of I-F. Trimmers Oscillator Howl Weak Signals Weak Signals Over Portion of Tuning Weak Signals Over Certain Wave Bands of Multi-Wave Set Weak Signals Over a Part of Tuning Range, when Converter is Used Weak Signals Over Entire Tuning Range Weak Signals with Wrong Tuning Dial Indications Lack of AVG Action Excessive AVG Noise Between Stations with Set Having Noise Squelch Circuit Lack of Channel Control Sounds other than Normal Noise Distortion with Normal Circuit Constants Dead Receiver Testing Procedure. CHAPTER 7 – APPLICATION OF TEST OSCILLATORS. Adjustment of AVG When Aligning Progress During Alignment Alignment When Autodyne Mixer is Used Alignment Frequencies Adjustment of I-F. Trimmers Flat-top Tuning of I-F. Transformers Determining Unknown I-F. Peak Adjustment of R-F. Mixer and Oscillator Trimmers Adjusting Double – Spot Circuit Adjusting Other Image Suppression Circuits Adjustment of Trap and Neutralized I-F. Circuits All-Wave Receiver Alignment Double Peak Alignment Apparent Misalignment of All-Wave Receivers. CHAPTER 8 – VIBRATOR UNITS. And if this is not enough you get this. INTERMEDIATE FREQUENCIES for THOUSANDS OF RADIO MODELS FROM THESE MANUFACTURES. AIR KING – ALLIED – ATWATER KENT – AUDIOLA RADIO – BALKEIT – BELMONT – BRUNSWICK – BULOVA WATCH – CAPEHART CORP. OLONIAL – COLUMBIA – CROSLEY – DELCO APPLIANCE – DELCO RADIO – DEWALD – ECHOPHONE – ELECTRIC AUTO LITE – EMERSON – EMPIRE ELECTRICAL PRODUCTS – FADA – FEDERATED PURCHASER – FORDSON – FRANKLIN – FREED – JESSE FRENCH – GALVIN – GENERAL ELECTRIC – GENERAL HOUSEHOLD UTILITIES GENERAL MOTORS – GRAYBAR ELECTRIC – GREBE – GRIGSBY GRUNOW – GULBRANSEN – HALSON – HAMMARLUND – HOODWIN – H. HORN – HOWARD – INSULINE – INTERNATIONAL – JACKSON BELL – KENNEDY – KOLSTER – LANG – LEUTZ – LINCOLN – MISSION BELL – MONTGOMERY WARD – MOTO-METER – NATIONAL -NOBLITT SPARKS – NORCO – OZARKA – PACKARD – PATTERSON PHILCO – PILOT – PLAZA MUSIC – RADIOBAR – RADIO CHASSIS – RCA VICTOR – RADOLEK – RADIOTROPE – REMLER – REPUBLIC INDUSTRIES – SCOTT LABS – SEARS-ROEBUCK – SENTINEL – SILVER-MARSHALL – SIMPLEX – SONORA RADIO – SPARKS-WITHINGTON – STEINITE – STEWART-WARNER – STROMBERG-CARLSON – SUPERTONE PRODUCTS – L. TATRO PRODUCTS TRANSFORMER CORP. OF AMERICA – TRAV-LER – UNITED BOSCH – UNITED MOTORS – U. RADIO &TELEVISION – WARE – WELLS-GARDNER – WHOLESALE RADIO – WILCOX-GAY – WURLITZER – ZENIT H. This book had been enhanced and resized from glass masters of the original and is digitally enhanced for greater usability! THIS DIGITAL BOOK WILL WALK YOU THROUGH THE THEORY BEHIND AND THE SERVICING TECHNIQUES FOR SUPERHETERODYNE AND PROVIDE THE TYPE OF REFINED TECHNICAL ADVICE THAT CANNOT BE FOUND IN MODERN SERVICE BOOKS! I’m so confident you will find THE BOTTOM LINE to UNDERSTANDING YOUR VINTAGE SUPERHETERODYNE a valuable asset to your restoration and maintenance efforts that if you don’t……. YOU PAY ME NOTHING! Are you confused about which VINTAGE RADIO ARCHIVES are right for you! DON’T TAKE CHANCES. YOUR SATISFACTION IS GUARANTEED! AND WHAT DO THE CUSTOMERS SAY ABOUT MY PRODUCTS? Finally, Riders I can read on Macintosh! ” “Was able to repair 1941 Sears set using this! Wish all were this good! Xlnt quality” “Great quality schematics- very readable. Thanks” “Very satisfied with the product and the quick service. ” “Lightning fast service and goes out of his way to make sure your happy” “If you need schematics, you need these – THANKS! ” “Superb in all aspects. Thanks” ” Super Radio Reference Library! Why not experience the advantages of the ADOBE ACROBAT VIEWER when using your digitized VINTAGE RADIO ARCHIVES and tube radio schematics IN PDF FORMAT? Pdf file format include: WORKS ON PC OR MAC, faster file access, less file space, unlimited zooming, image rotations, multi page thumbnail previewing, indexing bookmarks, auto run menu plus a host of other options not found with other file formats. Pay more but not get any more for your hard earned dollar? Demand the performance and value only assured by utilizing the ADOBE ACROBAT VIEWER and the original PDF FILE FORMAT! FREE VIEWER IS INCLUDED! The item “BOTTOM LINE for SERVICING your VINTAGE SUPERHETERODYNES” is in sale since Monday, October 05, 2009. This item is in the category “Collectibles\Radio, Phonograph, TV, Phone\Radios\Tube Radios\1930-49″. The seller is “tri_75″ and is located in RADIO CENTRAL. This item can be shipped to United States.
- Type: VINTAGE MANUAL IN .PDF FORMAT