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SHORTWAVE DADDY

USB AM/FM/SHORTWAVE RADIO

ASSEMBLY AND OPERATING MANUAL

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Summary of Contents for Shortwave Daddy

Page 1: ...SHORTWAVE DADDY USB AM FM SHORTWAVE RADIO ASSEMBLY AND OPERATING MANUAL...

Page 2: ...CO PLEASE VISIT OUR WEBSITE AT WWW SHORTWAVEDADDY COM FOR UPDATES AND ADDITIONS COPYRIGHT 2012 ALL RIGHTS RESERVED No part of this manual may be reproduced without the express written consent of Tabl...

Page 3: ...ORT FAILS TO OPERATE AFTER DISCONNECTION AND RECONNECTION TO USB PORT WINDOWS 30 CHANGING TO AM MODE WHICH ALSO INCLUDES SHORTWAVE 31 CHANGING TO FM MODE 31 ENTERING A FREQUENCY ON THE AM SHORTWAVE BA...

Page 4: ...izing a 10 key touchpad push button switches and LCD display The radio broadcast is heard through the PC or laptop speakers No drivers need to be installed The PC or laptop USB port is used to power t...

Page 5: ...ux and clean up supplies Connection to PC or Laptop Radio connects to PC or laptop through any open USB port with a standard USB type B to USB type A printer cable and is powered solely by the USB por...

Page 6: ...antenna connectors including a female BNC 3 5mm jack and a ground connection header allow the use of a variety of antennas including telescoping long wire various aerials and the use of ear buds for...

Page 7: ...rotocol controller The USB protocol controller requires no software code The PCM2906C is fully compliant with the USB 2 0 Specification Microprocessor Control of Radio The Silicon Labs SI4735 IC is co...

Page 8: ...1 47uF Capacitor 1 022uF Capacitor 6 1 0uF Capacitor 1 2 2uF Electrolytic Capacitor 2 15pF Capacitor 3 18pF Capacitor 2 22pF Capacitor 1 33pF Capacitor 2 330pF Capacitor 2 1800pF Capacitor 5 10uF Elec...

Page 9: ...ductor 2 1N5819 Diode 1 12 000 MHz Crystal 1 20 000 MHz Crystal 1 32 768 KHz Crystal 1 3 5mm Antenna Jack 1 BNC Jack 1 USB Type B Connector 1 Ground Header 2 pin male 1 Keypad Header 7 pin female 1 LC...

Page 10: ...1 10 Key Keypad 1 OPA2353 PCB sub assembly 1 PCM2906 PCB sub assembly 1 SI4735 PCB sub assembly 1 PIC18F2550 microprocessor 4 14 Pin male Headers 2 4 Pin Male Headers 8 Mounting Hardware spacers sleev...

Page 11: ...sh Q tips to clean flux off PCB Compressed Air or Hair Dryer to dry PCB after cleaning Small screw driver Magnifying eye glasses helpful to prevent eye strain General Instructions Take Adequate Safety...

Page 12: ...can be taken to build a project We highly recommend that you take this approach in building the Shortwave Daddy A much better final project will result if you spread the work over several days or nigh...

Page 13: ...4 It is important that you can see the flux on each solder joint to make sure enough has been applied Special Note When inserting capacitors and diodes there are two types of components that must be i...

Page 14: ...11 Figure 1 Figure 2...

Page 15: ...12 Figure 3 Figure 4...

Page 16: ...capacitors resistors diodes and inductors 4 Using a wire cutter trim the excess length of the components leads Be careful not to cut the solder joint Figure 5 It is acceptable for the residual compone...

Page 17: ...the regulator s leads on the bottom of the PCB 3 Insert the USB Type B connector and apply a small amount of flux on the bottom solder hole where the four 4 pins and the two 2 larger posts protrudes...

Page 18: ...r the Keypad Header Make sure that the Keypad Header is aligned perpendicular to the PCB i e not cocked to one side 10 Insert the sixteen pin female LCD header apply a small amount of flux on the bott...

Page 19: ...you should ground yourself using an ESD wrist strap In addition particular care should be taken on days when the humidity is low As a rule of thumb if you are receiving a static electricity shock whe...

Page 20: ...sert the 14 pin male headers on the breadboard such that the PCB sub assemblies can be inserted on top of the male headers Figure 9 After applying a little flux on each pin solder the SI4735 and PCM29...

Page 21: ...location of Pin 1 because the PCB sub assemblies must be oriented correctly on the main PCB when the sub assemblies are soldered to the main PCB 4 While observing proper ESD procedures see Special Not...

Page 22: ...bly is oriented with Pin 1 on the right hand top side of the PCB sub assembly It may be helpful to use a piece of blue painter s masking tape to temporarily hold the PCB sub assembly in place for sold...

Page 23: ...tom side of the PCB sub assembly It may be helpful to use a piece of blue painter s masking tape to temporarily hold the PCB sub assembly in place for soldering Then turn the main PCB over and apply f...

Page 24: ...assembly process to stop and thoroughly clean the main PCB board and the LCD display of all solder flux and solder residue In addition the tactile push button switches are not sealed and if the switch...

Page 25: ...s completed thoroughly dry the PCB and all connectors with compressed air or a hair dryer using the warm setting Figure 17 6 Use a Q Tip sparingly dipped in alcohol to clean the solder joints on the L...

Page 26: ...the solder holes Figure 18 Figure 18 2 Turn the main PCB over apply a small amount of flux on the pins of the push button switches and solder the pins 3 Clean the solder joints with a Q Tip dipped in...

Page 27: ...screw into a sleeve and then push the screw and sleeve up through the bottom of the first mounting hole for the keypad Place one 1 of the spacers over the bolt and secure with one 1 of the 2 56 nuts...

Page 28: ...the Keypad holes Secure the Keypad with a nylon washer and a 2 56 nut on each mounting screw Figure 22 Figure 22 9 Similarly insert the LCD pins into the sixteen 16 pin female header The LCD mounts o...

Page 29: ...26 Figure 23 10 The completed radio is shown in Figure 24 Figure 24...

Page 30: ...antenna to the radio Note The 3 5mm jack can only serve as an antenna jack It is not a headphone jack 2 Connect the Shortwave Daddy to a PC or laptop USB port using a standard USB printer cable 3 Rest...

Page 31: ...in a five digit format i e 00650 and then press the key On the LCD display the station frequency will be displayed along with the RSSI and SNR information Make certain that your PC or laptop s speaker...

Page 32: ...such utility is LineIn available for download at http www rogueamoeba com freebies or by searching on Google Connecting to Linux Ubuntu Systems The following procedure can be used to connect the radi...

Page 33: ...Microsoft Windows operating system Microsoft is aware of the problem and has issued a Support Article discussing the issue Article ID 817900 available at http support microsoft com kb 817900 en us If...

Page 34: ...g to FM MODE 1 Push the second 2nd push button 2 CHANGING TO FM MODE will flash at the bottom of the screen 3 The frequency can then be entered Entering a Frequency on the AM Shortwave Band 1 After ch...

Page 35: ...n AM MODE it is not necessary to choose a station before using the Seek Tune function 4 A fast survey of shortwave reception at a particular time can be made by using the AM SEEK button to scan throug...

Page 36: ...play will flash a message showing that the bandwidth is being changed The RSSI and SNR will automatically be updated to show the changes in signal reception 4 Using the 1 kHz filter allows the user to...

Page 37: ...played Information 1 While in both AM MODE and FM MODE the RSSI Received Signal Strength Indicator and SNR Signal to Noise Ratio are displayed on the LCD Figure 27 above 2 These metrics give the user...

Page 38: ...u should purchase an additional PIC18LF2550 IC and replace the existing microcontroller IC You can then experiment by uploading your own program while retaining the option to reinstall the original PI...

Page 39: ...The BNC female connector on the main PCB allows the user to connect an outside aerial that has a standard male BNC connector In addition many different types of telescoping antennas can be connected...

Page 40: ...of the 3 5mm antenna jack In Figure 31 the yellow cable is connected to the Ground Header Figure 31 6 Never connect the Ground Header or any antenna connector or any part of the Shortwave Daddy radio...

Page 41: ...mation It is difficult to extend warranties on a kit that is designed to be assembled by the user Therefore neither Tablerock Instruments nor any principal or agent of that company has elected to prov...

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