User manual YAESU VXA-300 PILOT III

[. . . ] AIR BAND TRANSCEIVER VXA-300 Operating Manual CONTENTS Important Notice!. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Control & Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] MD3: MD3 The received audio is enhanced in the mid- and high-range frequencies. USR: USR The received audio is shaped per a user-configured audio response programmed via Menu Items 26 "UP_L 27 "UP_M and 28 UP_L, " UP_M, " UP_L UP_M "UP_H The default setting enhances the auUP_H. " UP_H dio in the lower frequency range, and reduces the level of the higher-frequency components. When you have made your selection, press the VOLUME knob to save the new setting, and then press the PTT key exit to normal operation. SELECTION oFF MD1 MD2 MD3 USER RESPONSE Normal Full Boost Low Boost High Boost Default LOW-RANGE MID-RANGE HIGH-RANGE 0 0 0 + + + ­ + + + 0 + + ­ ­ 22 VXA-300 PILOT III OPERATING MANUAL ADVANCED OPERATION VOX Operation If you want to have both hands free, use the (user-supplied) Headset and activate the VOX (voice-actuated transmit/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. Rotate the DIAL selector knob to select Menu Item 21 "VOX VOX. " VOX Press the VOLUME knob to enable adjustment of this Menu item. Rotate the DIAL selector knob to select "on (to enon" on able the VOX system). When you have made your selection, press the VOLUME knob to save the new setting, and then press the PTT switch to exit to normal operation. Without pressing the PTT switch, speak into the microphone in a normal voice level. When you start speaking, the transmitter should be activated automatically. When you finish speaking, the transceiver should return to the receive mode (after a short delay). To cancel VOX and return to PTT operation, just repeat the above procedures, selecting "oFF in step 4 above. oFF" oFF When the VOX system is activated, the " " icon will appear on the display. The VXA-300 provides for adjustment of the VOX Gain via the Menu, to prevent accidental transmitter activation in a noisy environment. To set the VOX Gain: Press the [F] key, then press the VOLUME knob to activate the Menu ("SET") mode. Rotate the DIAL selector knob to select Menu Item 23 VSNS "VSNS VSNS. " Press the VOLUME knob to enable adjustment of this Menu item. While speaking into the microphone, rotate the DIAL selector knob to the point where the transmitter is quickly activated by your voice, without causing background noise to activate the transmitter. When you have selected the optimum setting, press the VOLUME knob to save the new setting, and then press the PTT switch to exit to normal operation. VXA-300 PILOT III OPERATING MANUAL 23 ADVANCED OPERATION The VXA-300 also provides for adjustment of the "HangTime" of the VOX system (the transmit-receive delay after the cessation of speech) via the Menu. To set a different delay time: Press the [F] key, then press the VOLUME knob to activate the Menu ("SET") mode. Rotate the DIAL selector knob to select Menu Item 22 "VDLY VDLY. " VDLY Press the VOLUME knob to enable adjustment of this Menu item. Rotate the DIAL selector knob to select the delay time among "05 "10 "15 and "20 (representing 0. 5, 05, " 10, " 15, " 20" 05 10 15 20 1. 0, 1. 5, and 2. 0 sec). When you have made your selection, press the VOLUME knob to save the new setting, and then press the PTT switch to exit to normal operation. PA Operation The PA mode allows the VXA-300 to be used as a Public Address System when an optional MH-44B4B Microphone or other Headset/Microphone is connected. [. . . ] PA: Feeds back your voice to the headset while you're pressing the PTT switch. ALL:Feeds back your voice to the headset while you're pressing the PTT switch. When the PTT switch is off, you may monitor the sound around the transceiver (the monitor will pick up the background sound using the VXA-300's internal microphone). 21 [VOX] Function: Enables/disables VOX operation. Available Values: on/oFF Default Setting: oFF 22 [VDLY] Function: Selects the VOX delay ("hang") time. [. . . ]