242-984x-2xx (UHF) Part No. 242-988x-2xx (800 MHz) Part No. 242-989x-2xx (900 MHz) Copyright © 2001 by the E.F. Johnson Company The E.F. Johnson Company, which was founded in 1923, provides wireless communication systems solutions for public safety, government, and commercial customers. The company designs, manufactures, and markets conventional and trunked radio systems, mobile and portable subscriber radios, repeaters, and Project 25 digital radio products. Viking Head/EFJohnson logo, LTR®, LT
The microcontroller also monitors power amplifier ambient temperature and voltage and cuts back power or disables the transmitter if either are excessive. 3.2 POWER DISTRIBUTION AND SWITCHING 3.2.1 POWER SWITCHING CONTROL A diagram of the power distribution and switching circuits is shown in Figure 3-1. The main power switching is performed on the RF board by Q510 and other transistors. This switch is controlled by the front panel power switch, the ignition sense input, and the microcontroller a
MOBILE RADIO OPERATING MANUAL SAFETY INFORMATION Proper operation of this radio will result in user exposure below the Occupational Safety and Health Act and Federal Communication Commission limits. WARNING DO NOT allow the antenna to come close to, or touch, the eyes, face, or any exposed body parts while the radio is transmitting. DO NOT operate the radio near electrical blasting caps or in an explosive atmosphere. DO NOT operate the radio unless all the radio frequency connectors are secure a
Step 2: Turn on your system Place the GXM 40 where it has a clear view of the sky and turn on your Garmin unit. This automatically turns on the GXM 40. Step 3: Set up the XM account Ensure that your XM WX Weather ID and your XM Radio ID are readily available. Contact XM Satellite Radio by phone at (800) 985-9200. After receiving the required information from you, the XM representative activates the account and sends out an XM signal to activate the GXM 40. You can also activate your account by v
WHEN RECHARGING NICKEL METAL HYDRIDE (Ni-MH) BATTERIES WITH THE AUDIOVOX CHARGER, USE ONLY AUDIOVOX APPROVED RECHARGEABLE BATTERIES. USE OF THE AUDIOVOX CHARGER WITH OTHER BRANDS OF BATTERIES IS NOT RECOMMENDED, AS BATTERY CHARGING TIMES WILL VARY WITH DIFFERENT BRANDS. REFER TO THE MANUFACTURER’S INSTRUCTIONS FOR CHARGING OTHER BRANDS OF BATTERIES. AVOID PLACING THE GMRS-1200CH RADIO TRANSCEIVER FOR PROLONGED PERIODS OF TIME IN DIRECT SUNLIGHT OR TEMPERATURES BELOW -4° F (-20° C) OR ABOVE 140 °
Battery Disposal In general, if handled improperly, batteries pose a risk of fire or burns. Do not disassemble, crush, puncture, short external contacts, or dispose of the batteries in fire or water. Dispose of the batteries in a environmentally safe manner and recycle whenever possible. FCC WARNING Replacement or substitution of transistors, diodes or other parts of a unique nature, with parts other than those recommended by the manufacturer, may cause a violation of the technical regulations o
It can also display the ambient pressure. Profile Field is located in the center of the page and can be configured to display either elevation or ambient pressure plots as selected from the Altimeter Page Option Menu . Data Fields at the bottom of the page are user selectable and display a variety of recorded or current data. Status Window Profile Field Data Fields Rino® 130 Owner’s Manual UNIT OPERATION > ALTIMETER PAGE Altimeter Page Options The Altimeter Page Option Menu allows you to select
3 Features ................................................................................................................................4 Model GMRS-1500XTM Display ............................................................................................ 6 Accessories .......................................................................................................................... 7 Powering the GMRS-1500XTM Unit .....................................................................
QSW Will you send on this frequency (or on ____ kHz)? I am going to send on this frequency (or on ____ kHz). QSX Will you listen to ____ on ____ kHz? I am listening to ____ on ____ kHz. QSY Shall I change to transmission on another frequency? Change to transmission on another frequency (or on ____ kHz). QSZ Shall I send each word or group more than once? Send each word or group twice (or ____ times). QTA Shall I cancel message number ____? Cancel message number ____. QTB Do you agree with my cou
WHEN RECHARGING USE ONLY THE RECHARGEABLE BATTERIES SUPPLIED WITH YOUR TRANSCEIVER. USE OF OTHER BATTERIES WILL CAUSE DAMAGE TO YOUR GMRS-1525 RADIO TRANSCEIVER. OTHER TYPES OF BATTERIES MAY BURST CAUSING PERSONAL INJURY. AVOID PLACING THE GMRS-1525 RADIO TRANSCEIVER FOR PROLONGED PERIODS OF TIME IN DIRECT SUNLIGHT OR TEMPERATURES BELOW -4° F (-20° C) OR ABOVE 140 ° F (60° C). KEEP THE ANTENNA AT 1 INCH (2.5 cm) AWAY FROM YOUR HEAD AND BODY. DO NOT USE YOUR GMRS-1525 RADIO TRANSCEIVER WITH A DAM