Table of Contents
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Table of Contents
Related Manuals for Vertex Standard Pilot III
Summary of Contents for Vertex Standard Pilot III
- Page 1 AIR BAND TRANSCEIVER VXA-300 Operating Manual...
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Page 2: Table Of Contents
Important Notice! ... 1 Introduction ... 2 Control & Connectors ... 3 Top Panel ... 3 Front Panel ... 4 Side Panel ... 5 Keypad ... 6 LCD Display ... 7 Before You Begin ... 8 Precautions ... 8 Belt Clip Installation ... 8 Battery Installation and Removal ... -
Page 3: Important Notice
The radio is transmitting when the red LED on the upper right corner of the front panel of the radio is illumi- nated. You can cause the radio to transmit by pressing the P-T-T button. Always use Vertex Standard authorized accessories. VXA-300 P... -
Page 4: Introduction
You now have at your fingertips a valuable communications tool-a Vertex Standard two-way radio! Rugged, reliable and easy to use, your Vertex Standard radio will keep you in constant touch with your friends and colleagues for years to come, with negligible maintenance down-time. -
Page 5: Control & Connectors
Never connect any Speaker/Microphone that is not recommended by the manufacturer. Because these jack connections are unique, using a Speaker/Microphone that is not specified by Vertex Standard may damage the VXA-300. Do not allow the VXA-300 to become sub- merged in water while the plastic cover over the MIC/EAR jack is removed. -
Page 6: Front Panel
BUSY/TX Indicator Lamp This lamp glows green when a signal is being received, and red when transmitting. Loudspeaker The internal speaker is located in this position. Microphone Speak across this opening in a normal voice level, while pressing the PTT switch, to transmit. LCD (Liquid Crystal Display) The display shows selected operating conditions, as indicated on the next page. -
Page 7: Side Panel
PTT (Push To Talk) Switch Press this button to transmit when you are operating in the COM band. Release this button to return to the “Receive” mode. See page 14 for details. MONITOR Switch This button may be pressed to “open” the squelch manually, allowing you to listen for very weak sig- nals. - Page 8 Primary Function Frequency Entry Digit 1 ( Press Key ) Secondary Function Activates DVOR mode. ( Press [ F ] + key ) Third Function None ( Press and Hold key ) Primary Function Frequency Entry Digit 4 ( Press Key ) Secondary Function Activates Deviation ( Press [ F ] + key )
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Page 9: Lcd Display
This field displays the course heading in degrees. See page 35. This icon is used during V O R n a v i g a t i o n , t o indicate that the displayed information is based on a course the VOR station. -
Page 10: Before You Begin
Precautions This apparatus is capable of two-way communication on channels used for critical aviation safety commu- nications. Therefore, it is important that this radio be kept away from children or other unauthorized users at all times. When making DC connections via the (optional) E-DC-5B/E-DC-6 DC cable, be absolutely certain to observe the proper voltage level and polarity guidelines. -
Page 11: Battery Installation And Removal
Figure 1 Figure 3 VXA-300 P Battery Installation and Removal To install the battery, insert the battery pack into the battery compartment on the back of the radio, then close the Battery Pack Latch until it locks in place with a “Click.” Figure 2 To remove the battery, turn the radio off and remove any protective cases. -
Page 12: Battery Charging
Battery Charging It is necessary to charge the Ni-MH battery fully before its first use. Follow these procedures: Install the supplied FNB-83 Ni-MH battery pack onto the transceiver. Ensure that the transceiver is switched off. Plug the NC-88 Over- night Charger into the AC line outlet, then in- sert the cable plug into the jack located on the... -
Page 13: Low Battery Indication
Low Battery Indication As your battery discharges during use, the voltage will gradually become lower. When the battery voltage reaches 6.0 Volts, the “ ” icon will blink on the LCD dis- play, indicating that the battery pack must be recharged before further use. -
Page 14: Basic Operation
Preliminary Steps Install a charged battery pack onto the transceiver, as described previously. Screw the supplied antenna onto the Antenna jack. Never operate this transceiver without an antenna con- nected. If you have an optional Speaker/Microphone or head- set, we recommend that it not be connected until you are familiar with the basic operation of the VXA-300. -
Page 15: Squelch Adjustment
You may also turn the top panel’s (outer) DIAL selector knob to choose the desired operating frequency. The channel frequency will appear on the LCD. Rotate the VOLUME knob to set the volume level. If no signal is present, press and hold the MONITOR switch for 2 seconds;... -
Page 16: Accessing The 121.5 Mhz Emergency Frequency
Accessing the 121.5 MHz Emergency Frequency The VXA-300 can quickly access the 121.500 MHz Emer- gency Frequency. This function can be activated even when the keypad lock function (described on page 14) is in use. To access the Emer- gency Frequency, press the [ 121.5 ] key momen- tarily. -
Page 17: Advanced Operation
Tuning Methods Throughout this manual, you will see references to sev- eral different frequency setting methods. Each will be par- ticularly useful in a particular operating situation, and they are described below: VFO (Variable Frequency Oscillator) The VFO is a “tuning dial” system which allows you to tune through the NAV or COM bands using the DIAL selector,... -
Page 18: Reception Of Weather Channel Broadcasts
Reception of Weather Channel Broadcasts (USA version only) The VXA-300 can receive VHF Weather Channel broad- casts, which may assist your flight planning. The VXA- 300 includes a ten-channel auto-search feature, which sim- plifies access to Weather Channels when you are in an unfamiliar location. -
Page 19: Monitor Switch
Monitor Switch When listening to a very weak signal from an aircraft or ground station, you may observe the signal disappearing periodically as the incoming signal strength becomes too weak to override the squelch threshold setting. To disable the squelch temporarily, press and hold the MONITOR switch for 2 sec- onds on the left side of the radio, just below the PTT... -
Page 20: Temperature/Battery Voltage Display
Temperature/Battery Voltage Display The VXA-300 can measure the current temperature inside the transceiver’s case and current battery voltage. To display these items, press the [ F ] key momen- tarily, then press the [ 6 ( SENSR )] key. The display will now in- dicate the current tem- perature inside the transceiver’s case or cur-... -
Page 21: Lock Function
LOCK Function The lock function prevents accidental changes to the fre- quency setting and the keypad controls. To activate the lock fea- ture, press the [ F ] key momentarily, then press the [ )] key. In the LOCK mode, the d i s p l a y w i l l s h o w “... -
Page 22: Receive Battery Saver Setup
Receive Battery Saver Setup An important feature of the VXA-300 is its Receive Bat- tery Saver, which “puts the radio to sleep” for a time inter- val, periodically “waking it up” to check for activity. If somebody is talking on the channel, the VXA-300 will remain in the “active”... -
Page 23: Changing The Channel Steps
Changing the Channel Steps The VXA-300’s synthesizer provides the option of utiliz- ing channel steps of 8.33/25 kHz per step. The VXA-300 is set up with default channel steps of “25 kHz” (NAV and COM bands). If you need to change the channel step increments, the procedure to do so is very easy. -
Page 24: Pitch Control
Pitch Control The VXA-300 includes a feature that lets you choose four special receiver audio responses to allow the most com- fortable and/or effective reception in noisy environments. The effect is similar to that provided by an “Equalizer” in a stereo. Press the [ F ] key mo- mentarily, then press the [ 5 ( PITCH )] key. -
Page 25: Vox Operation
VOX Operation If you want to have both hands free, use the (user-sup- plied) Headset and activate the VOX (voice-actuated trans- mit/receive switching) system. Note: The VOX system does not function when using just the internal microphone; an external headset must be used. To activate the VOX system using the Menu System: Press the [ F ] key, then press the VOLUME knob to activate the Menu (“SET”) mode. -
Page 26: Pa Operation
The VXA-300 also provides for adjustment of the “Hang- Time” of the VOX system (the transmit-receive delay af- ter the cessation of speech) via the Menu. The default de- lay is 1.0 second. To set a different delay time: Press the [ F ] key, then press the VOLUME knob to activate the Menu (“SET”) mode. - Page 27 Rotate the DIAL selector knob to select Menu Item 25 “PAMO.” Press the VOLUME knob to enable adjustment of this Menu item. Rotate the DIAL selector knob to select the desired monitor mode. oFF: Disables the monitor function at all times. PA: Feeds back your voice to the headset while you’re pressing the PTT switch.
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Page 28: Timer Operation
Timer Operation The VXA-300 is provided a “Stop Watch” timer and a “Count Down” timer. These can be used for a variety of time-keeping purposes. Press the [ F ] key mo- mentarily, then press the [ 8 ( TIMER )] key to ac- tivate the Timer Mode. - Page 29 Note VXA-300 P...
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Page 30: Memory Operation
The VXA-300 provides 150 user-programmable “Main” memories, labeled “CH-001” through “CH-150,” and up to 100 pre-programmed memories, designated “Book” Memories. The “ ” icon appears when the “Book” Memory Mode is activated. The Main memories and “Book” Memories can be assigned alpha-numeric names of up to eight characters. -
Page 31: Recalling The Memories
To label a memory with an alpha/numeric name, the next step is to use the DIAL selector knob to select any of the 48 available characters (including letters, numbers, and special symbols). When the desired first character appears, press the VOLUME knob momen- tarily to move on to the next character. -
Page 32: Scanning Operation
The VXA-300 allows you to scan automatically in the VFO , Main Memory, “Book” Memory, or Weather Channel modes. It pauses on signals encountered, so you can talk to the station(s) on that frequency, if you like. 1: In the VFO mode, the automatic scanner is only avail- able in the COM band (118.000 ~ 136.975 MHz);... - Page 33 Note: When scanning upward in frequency, when the fre- quency reaches the COM Band (118.000 ~ 136.975 MHz) via manual scanning, the VXA-300 will switch to the au- tomatic scanner mode. Channel-Skip Scanning Continuous-carrier stations like ATIS (Automatic Termi- nal Information Service) or Weather Broadcast stations inhibit scanner operation.
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Page 34: Dual Watch Operation
The Dual Watch feature automatically checks for activity on a “priority” channel while you are operating on an- other channel. During Dual Watch operation, the current channel and the Priority channel will each be polled for a 500 ms interval, as the VXA-300 looks for activity on each channel. -
Page 35: Priority Dual Watch Operation
Similar to Dual Watch operation (described on previous page), Priority Dual Watch is an enhanced version which includes the following additional features: The receiving time interval (ratio) between the cur- rent channel and the Priority channel may be custom- ized via Menu Item 09 “PRTM.” See page 47 for de- tails. -
Page 36: Vor Navigation
COM Band 118.000 - 136.975 MHz COURSE Indicator VOR N General VOR Equipment COURSE Indicator COURSE Deviation Needle TWO-Degree Deviation Marks FROM “TO”-“FROM” Flag Indicator NAV Band 108.000 - 117.975 MHz DVOR MODE COURSE Indicator “TO”-“FROM” Flag Indicator “TO”-“FROM” Flag Indicator VXA-300 P CDI MODE COURSE Deviation Needle... -
Page 37: To Select The Vor Mode
To Select the DVOR Mode When entering the NAV band (108.000 - 117.975 MHz), the VXA-300 selects the DVOR mode auto- matically. The “C at the upper left corner on the display, and the “ or “ ” indicator will appear below the “Course Indicator”... -
Page 38: Flying To A Vor Station
Flying to a VOR Station The VXA-300 can indicate the deviation from the direct course to a VOR station. Select a VOR station on your aeronautical chart and turn the DIAL selector knob (or enter the frequency directly with the keypad) to the frequency of the VOR station. - Page 39 The Aircraft is “ON COURSE” The Aircraft is “OFF COURSE” VXA-300 P VOR N VOR TAC Los Angeles LAX - 113.600MHz VOR TAC Los Angeles LAX - 113.600MHz Magnetic North Station Magnetic North Station...
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Page 40: Entering A Desired Course
Entering a Desired Course The VXA-300 can also be configured to indicate the de- viation from the desired course, not only the deviation from the path to the VOR station. Set the frequency to the desired VOR station. Change the “ ”... -
Page 41: Position Cross-Checking
Position Cross-checking Select two VOR stations on your aeronautical chart. Set the frequency of one of the VOR stations in the DVOR mode. The course indicator will show the course deviation from the VOR radial. Note the radial you currently are on. Station VXA-300 P VOR N... -
Page 42: Split Operation
Split Operation The split operation feature allows you to transmit a call to a Flight Service Station using the COM band frequencies, while receiving a VOR station (in the NAV band). VOR stations equipped with this capability typically are shown, on navigation charts, with the voice calling frequency in parenthesis above the navigation frequency. -
Page 43: Programming The User Key Assignment
Default VXA-300 functions have been assigned to “Pri- mary” (press) and “Third” (press and hold in) function of the front panel’s [ USER ] key at the factory. These may be changed by the user, if you wish to utilize another function on this key. -
Page 44: Field Programming Mode
The VXA-300’s Book Memories also allow the user to store, label, and recall channel frequencies which you may want to use frequently while the VXA-300 is in the Field Programming mode. Memory Storage into the Book Memory Press and hold the PTT switch and VOLUME knob while turning the radio on, to activate the Field Pro- gramming Mode. -
Page 45: Cpu Resetting
CPU R In some instances of erratic or unpredictable operation, the cause may be corruption of data in the microprocessor (due to static electricity, etc.). If this happens, resetting of the microprocessor may restore normal operation. Note that all memories will be erased if you do a complete mi- croprocessor reset, as described below. -
Page 46: Menu ("Set") Mode
The Menu system allows certain aspects of your radio’s configuration to be customized for your personal operat- ing convenience. We do not recommend that any of the default settings be changed, however, until you are thor- oughly familiar with the operation of the VXA-300. 1. - Page 47 Menu No. Menu Item Function Squelch Level Setting. MCLR Memory Channel Clear (“MR” memory only). RESM Scan-Resume Mode Setting. SCNL Scan Lamp On/Off (while paused). BEEP Keypad Beeper On/Off. RSAV Selects the Receive-mode Battery Saver “sleep” ratio. LAMP Display and Keypad Illumination Mode. CPU Clock Shift.
- Page 48 01 SQL Function: Squelch Level Setting. Available Values: 0 ~ 8 Default Setting: 6 Select a setting for this Menu item which just silences the receiver when no signal is present. Use the lowest setting which will keep the receiver quiet between incoming trans- missions.
- Page 49 Default Setting: oFF This function is only used to move a spurious response “birdie” should it fall on a desired frequency. Consult your Vertex Standard dealer for details regarding this function. 09 PRTM Function: Selects the Priority Checking Time. Available Values: 05/10/15/20/25/30 (0.5/1/1.5/2/2.5/3 sec.)
- Page 50 10 DWMD Function: Selects the Dual Watch/Priority Function. Available Values: DW/PRI Default Setting: DW “DW” mode: The VXA-300 will activate the Dual Watch feature when you press [ F ] “PRI” mode: The VXA-300 will activate the Priority fea- ture when you press [ F ] 11 POBP Function: Select the Power on Beep.
- Page 51 14 TEMP Function: Correcting the thermometer setting. Available Values: –127 ~ +127 (x0.1 °C) Default Setting: 000 (ºC) This allows you to calibrate the internal thermometer with a known-to be-accurate source. 15 UNIT Function: Selects the measurement units for the tempera- ture sensor.
- Page 52 20 WXAF Function: Selects the Alert functions when receiving the Weather Alert Signal on the WX channel. Available Values: BP/LED/B+L/oFF Default Setting: oFF BP: Sounds a loud beep when receiving the Weather Alert Signal. LED: Flashes the BUSY/TX indicator when receiving the Weather Alert Signal.
- Page 53 26 UP_L Function: Sets the low-frequency audio response for the user-customized receiver audio tone pitch control. Available Values: +/–/oFF Default Setting: + 27 UP_M Function: Sets the mid-range audio response for the user- customized receiver audio tone pitch control. Available Values: +/–/oFF Default Setting: oFF 28 UP_H Function: Sets the high-frequency audio response for the...
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Page 54: Accessories & Options
Consult your Vertex Standard Dealer for details regarding these and any newly- available options. Connection of any non-Vertex Standard-approved acces- sory, should it cause damage, may void the Limited War- ranty on this apparatus. - Page 55 External Antenna CN-3 Antenna Adapter (Option) VXA-300 P & O CT-96 Headset Cable E-DC-5B DC Cable w/Noise Filter (Option) Headset (not supplied) PTT Switch (not supplied) An external PTT switch is required for use with an avia- tion headset.
- Page 56 General Frequency Range: Channel Spacing: 25 kHz/8.33 kHz (8.33 kHz: RX only) Emission Type: TX: AM RX: AM & FM (FM: for receiving the Weather Channels, USA version only) Supply Voltage: 6.0 - 15.0 VDC Current Consumption (approx.): 20 µA (power off), 20 mA (battery saver on, saver ratio 1:5) 60 mA (squelch on), 270 mA (receive),...
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Page 57: Specifications
Transmitter Power Output (@ 7.2 V): 5.0 W (PEP), 1.5 W (Carrier Power) Frequency Stability: Better than ±10 ppm (+14 ºF to + 140 ºF [–10 ºC to +60 ºC]) Low Level Amplitude Modulation Modulation System: Spurious Emission: >60 dB below carrier Int. - Page 58 VXA-300 P...
- Page 59 Part 15.21: Changes or modifications to this device not expressly approved by Vertex Standard could void the user’s authorization to operate this device.
- Page 60 VERTEX STANDARD CO., LTD. 4-8-8 Nakameguro, Meguro-Ku, Tokyo 153-8644, Japan VERTEX STANDARD US Headquarters 10900 Walker Street, Cypress, CA 90630, U.S.A. YAESU EUROPE B.V. P.O. Box 75525, 1118 ZN Schiphol, The Netherlands YAESU UK LTD. Unit 12, Sun Valley Business Park, Winnall Close Winchester, Hampshire, SO23 0LB, U.K.
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