AOR AR7030 Operating Manual
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AOR AR7030 Operating Manual

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1 Contents
2
2-4 Menu tree
3
Major Features ...............................................
4
Precautions ....................................................
5
Controls and functions ..................................
Front panel:- ...................................................
Rear panel:- ...................................................
Infrared controller:- ....................................... 12
2
6
7
8
7
VFO functions ................................................ 22
9
9
8
Memory facilities ...........................................
9
10
10 Optional accessories ....................................
13 Technical specification .................................
13-1 Block diagram .............................................. IBC
AR7030 OPERATING MANUAL
14
24
28
30
31
32
33
PAGE 1

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Summary of Contents for AOR AR7030

  • Page 1: Table Of Contents

    5-30 Volume increase and decrease keys 5-31 Store into memory key 5-32 Memory preview key 5-33 Change VFO key 5-34 Mode select keys 5-35 Number keys 5-36 Backspace key 5-37 Clear key 5-38 Memory recall key 5-39 Frequency entry keys AR7030 OPERATING MANUAL PAGE 1...

  • Page 2: Introduction, Overview & Quick Reference

    AGC on, auto synchronous AM, auto RF stability. attenuation, flat tone control settings, standard line output To get the best possible results from your AR7030 we levels etc. recommended that you carefully read this manual and familiarise yourself with the receiver. Many apparent faults...
  • Page 3 / keypad entry Receive frequency Reception mode Attenuator (A) or preamplifier (P) indicator e. The AR7030 has two VFOs, A and B - (Active and Signal strength meter (S-meter) Background). Each VFO holds settings of volume, tone, Squelch open / close indicator...

  • Page 4: Quick Reference Guide

    To set timer start time, press and then use Hrs or Mins as required To set clock time, press and then use Hrs or Mins as required To start sleep mode countdown, press To arm timer for switch-on, press PAGE 4 AR7030 OPERATING MANUAL...

  • Page 5: Menu Structure

    2-4 Menu structure AR7030 OPERATING MANUAL PAGE 5...

  • Page 6: Remote Controller Quick Reference

    To recall the next (and subsequent) memories (into the VFO), press etc. To select a memory and store (from the VFO), press (one or two digits may be entered). To store into the currently selected memory (from the VFO), press PAGE 6 AR7030 OPERATING MANUAL...

  • Page 7: Major Features

    CW, AM, Synchronous AM, NFM, DATA. The receive facilities. manufactured coverage is 0 - 32 MHz, the AR7030 has not been disabled MANUFACTURING LTD based in Derbyshire, UK. below 150 or 30 kHz, or made insensitive in the medium- wave band. The standard fitted IF filters include: 2.2kHz, Excellent strong signal handling 5.5kHz, 7.0kHz and 10kHz with two additional positions...

  • Page 8: Precautions

    The front panel The AR7030 has a rear panel socket for connection of an finish is brushed and anodised with the sides and other RF earth, allowing a separate earth to be taken to a water surfaces toned in a matching textured paint.

  • Page 9: Controls And Functions

    The large rotary tuning control is prominently located to the right of the front panel. This control changes the received frequency up and down. Often referred to as the VFO (Variable Frequency Oscillator), a rather historic AR7030 OPERATING MANUAL PAGE 9...

  • Page 10: Volume Control

    5-14 Internal speaker The AR7030 is fitted with a top mounted loudspeaker which provides excellent audio reproduction under most conditions. Rear panel PAGE 10...

  • Page 11: Computer Control Socket

    NEVER CONNECT MAINS TO THE AUX RELAY CONTACTS. 5-17 DC power input This is a 2.1mm coaxial power socket designed to accept external d.c. input from an ac adapter. See section 4-3 for supply details. AR7030 OPERATING MANUAL PAGE 11...

  • Page 12: Infrared Controller

    This message is displayed for about 5 seconds of 50 kHz or less. Tuning using the then the display returns to its previous condition. keys can be done in addition to using the main dial. PAGE 12 AR7030 OPERATING MANUAL...

  • Page 13: Volume Increase And Decrease Keys

    (to enter frequency in MHz) Foe example, to change from AM mode to USB mode, key would be pressed twice. Subsequent or press presses would then toggle between LSB and USB modes. (to enter frequency in kHz) AR7030 OPERATING MANUAL PAGE 13...

  • Page 14: Receiver Operation - Main Functions

    Plug the d.c. cable of the supplied mains adapter into the power socket on the rear of the AR7030 and then plug Ideally the calibration should be made when the set is at the adapter into the mains supply. Never connect the its normal operating temperature (i.e.

  • Page 15: Memory Restoration

    In SSB modes the tuning speed is around 1kHz per revolution for silky-smooth tuning. As the main dial is rotated more quickly, the receiver steps up the tuning rate, if the main dial continues to be rotated quickly, so the tuning AR7030 OPERATING MANUAL PAGE 15...
  • Page 16 Instead this is how the tuning keys’ step size is set. Examples: An example frequency entry using the The preceding zeros are assumed by the AR7030 and key of 693 kHz (0.693 MHz), as follows:- trailing zeros added automatically.

  • Page 17: Changing Reception Mode

    Note: The receiver stores all of its frequencies in binary to experiment with the setting of the AGC so medium steps (the AR7030 doesn’t think in decimal!) and as a speed (Med) may be a good starting point. result the last digit of the displayed frequency may gain or...
  • Page 18 Note regarding squelch: The squelch operation on the to -5 and the treble control to no more than +2. AR7030 is driven from signal strength, so it will work in all When listening to amateur band nets and wishing to keep reception modes.

  • Page 19: If Filter Bandwidth Selection

    CONFIGURE menu. 6-6 IF filter bandwidth selection As standard the AR7030 is fitted with four different filter bandwidths. USB, LSB, CW and DATA modes require a Rotate the spin-wheel until the display indicates narrow filter of 2.5 kHz or less while AM and Synchronous Sync detector: AM require a wider bandwidth of 4.0 to 7.0 kHz and NFM...

  • Page 20: Passband Shift (Pbs)

    Treb above the spin-wheel, indicating this as the spin-wheel function. Bass is displayed above the The AR7030 is fitted with a powerful system to help button, and pressing this will reverse the Treb and Bass eliminate the effects of adjacent channel interference by...

  • Page 21: Automatic Gain Control (Agc)

    The RF / IF menu is used to select the AGC setting, which the spin-wheel will alter the gain. may be different for each mode and VFO. The AR7030 features a newly designed AGC system with a special release characteristics for very smooth audio especially when monitoring SSB.

  • Page 22: Beat Frequency Oscillator (Bfo)

    7-2 Selecting VFO-A and VFO-B In the CW and DATA reception modes the AR7030 is The AR7030 has two VFOs, A and B - (Active and equipped with a variable BFO. This allows the pitch of the Background). Each VFO holds settings of volume, tone,...

  • Page 23: Dual Vfo Operation

    7-3 Dual VFO operation soft-key. The AR7030 can implement a scanning system between the two VFOs termed DUAL VFO operation. This facility is more versatile than the memory scanning (section 8) because each VFO can have individual volume, delay and hold characteristics.

  • Page 24: Memory Facilities

    Memory channels are never empty, but to start with takes a little while to close each time the VFO is switched, they all contain the frequency 000.00 - the AR7030 treats set AGC to fast on the priority VFO and maybe add some this as a null frequency and will automatically exclude these RF attenuation to the general listening VFO.

  • Page 25: Recall From Memory

    If you want to keep memory 12 unaltered, then choose A set of memory channels within the AR7030 can be another memory before storing. The next or previous automatically recalled and checked for activity - the...
  • Page 26 8 excluded. It is assumed that useful frequencies have been stored in these memories. In this example the frequencies are all intermittent communication channels, so the receiver is set to stop and monitor a channel when it finds a signal:- PAGE 26 AR7030 OPERATING MANUAL...

  • Page 27: Memory Technical Details

    8-5 Memory technical details Squelch setting for AM, NFM and SSB modes. BFO setting for CW and DATA modes. Data is stored in the AR7030 in a number of different Scan include / exclude. ways, using RAM maintained by an internal rechargeable and an EEPROM.

  • Page 28: Setup, Timer And Config Menu Options

    9-1 Setup menu options 9-2 Timer settings The AR7030 is equipped with a 24-hr clock and timer. The SETUP menu is selected by pressing the The clock is permanently displayed on the LCD while the button - Setup is displayed above the spin-wheel.

  • Page 29: Setting The Clock

    The timer will only switch the receiver on once - it will not repeat daily unless it is re-armed. The settings, however, remain unchanged so for daily operation all that is needed is to switch the set off using AR7030 OPERATING MANUAL PAGE 29...

  • Page 30: Optional Accessories

    Contacts always open (default setting). Additional and substitute 455 kHz IF filters: The AR7030 is designed to accept a total of six IF filters, this Timer Closed when the receiver is means that two optional filters may be fitted in addition to switched on.

  • Page 31: Aerials (Antennas) And Earth Systems

    One disadvantage, The 50ohm aerial input of the AR7030 is ideally suited for however, is the need to constantly re-tune the ATU or such an aerial system.

  • Page 32: Propagation - Short Wave Bands

    GND connection of the AR7030, the outer screen braid being cut back and F1 and F2 layers: During the day time there are two upper insulated.

  • Page 33: Technical Specification

    Treble and bass settings, aux output levels and aux relay operation, squelch muting and scan hold. R F gain, auto / manual switching and Sync detector auto / manual mode and bandwidth. Remote keypad tuning step size. AR7030 OPERATING MANUAL PAGE 33...
  • Page 34 0.50uV (0.18uV) 0.85uV (0.33uV) 1.0MHz 0.52uV (0.19uV) 0.88uV (0.36uV) 1.8MHz 0.56uV (0.21uV) 0.95uV (0.38uV) 5MHz 0.50uV (0.19uV) 0.86uV (0.35uV) 14MHz 0.58uV (0.23uV) 1.0uV (0.42uV) 28MHz 0.60uV (0.23uV) 1.0uV (0.40uV) 1.2uV (0.48uV) 32MHz 0.68uV (0.24uV) 1.1uV (0.43uV) PAGE 34 AR7030 OPERATING MANUAL...
  • Page 35 10 / 20kHz 100dB +27dBm 20 / 40kHz 104dB +32dBm 50 / 100kHz 104dB +33dBm 100 / 200kHz 105dB +34.5dBm Switching in the R F pre-amp reduces IP by about 10dB, and IFDR by about 2dB. AR7030 OPERATING MANUAL PAGE 35...
  • Page 36 ±2.5 ppm from -30°C to +75°C, and will typically give a receiver stability better than ±1ppm from 10°C to 40°C. Specification subject to change due to continuous development of the receiver. E&OE. © AOR Manufacturing Ltd 1995, 1996. PAGE 36 AR7030 OPERATING MANUAL...

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