Uniden 270 owner manual Channels and Frequencies MHz, US channel frequencies and names, Receiver

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Receiver

	Type	Direct Conversion Super Heterodyne
	Type	Phase Locked Loop system for Local
		Oscillator
	Frequency Range	156~164 MHz
	Sensitivity	0.20 μV for 12dB SINAD
	Squelch Sensitivity	Threshold 0.2μV
	Audio Frequency	+5.5 dB @ 500 Hz; -6.5 dB @
	Response	2000Hz
	Adjacent Channel	75 dB @ ±25 kHz
	Selectivity	75 dB @ ±25 kHz
	Selectivity
	Audio Output Power	0.7 W @10% THD
	Current Drain	Squelched: 60 mA; Max. Audio: 430
	Current Drain	mA
		mA

Channels and Frequencies (MHz)

US channel frequencies and names

US Marine Channels

Ch	RX Freq	TX Freq	Status	Name
1A	156.050	156.050	Simplex	Vessel traffic system/commercial
5A	156.250	156.250	Simplex	Vessel traffic system/commercial
6	156.300	156.300	Simplex	Inter-ship safety
7A	156.350	156.350	Simplex	Commercial
8	156.400	156.400	Simplex	Commercial
9	156.450	156.450	Simplex	Non commercial
10	156.500	156.500	Simplex	Commercial
11	156.550	156.550	Simplex	Vessel traffic system
12	156.600	156.600	Simplex	Vessel traffic system
13	156.650	156.650	Simplex, 1W	Bridge to bridge
14	156.700	156.700	Simplex	Vessel traffic system
15	156.750	Inhibit	Receive only	Environmental
16	156.800	156.800	Simplex	Distress, safety, and calling

E-20	Uniden Atlantis 270 Radio Owner’s Manual

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Contents Atlantis Making a Distress Call Speak slowly clearly calmlyFaire un appel de détresse Parlez lentement clairement calmementTable of Contents Features Xx Memory scan modeXx Transmitter power level select IntroductionWaterproof Specifications Getting Started What’s includedParts of the Atlantis Front viewBack view Charger Key Press to Press and hold toReading the display Display icons and what they meanIcon What it means Displays when Squelch mode is turned on Mode What it does Use it when you To turn it on Want to OffWatch mode What it does To turn it on/off How It WorksNormal mode operation Normal mode with Weather Alert WatchScan mode operation Normal mode with Triple Watch or Dual WatchUsing the radio in scan mode Scan mode with Weather Alert WatchScan mode with Triple Watch or Dual Watch 08 10 11 12Weather mode Using the radio in weather modeWeather mode with Weather Alert Watch Setting Up the Hardware Install the Battery PackWeather mode with Triple Watch or Dual Watch Charging the Battery Important notes on charging the batteryMounting the Charger Using Your Radio Installing and Removing the Belt ClipChanging the Volume Setting the Squelch LevelBoosting the transmission power Changing the ChannelMaking a Transmission Setting Key Lock Setting the UIC Channel ModeTurning the Key Beep On and Off Maintenance and Troubleshooting Battery Save FeatureSaving a Channel to Memory Scanning Channels in MemoryDon’t use the charger when General TransmitterChannels and Frequencies MHz US channel frequencies and namesReceiver US Marine Channels RX Freq TX Freq Status NameUS Marine Channels RX Freq TX Freq Status Name Canadian channel frequencies and names Canadian Marine Channels RX Freq TX Freq Status NameCanadian Marine Channels RX Freq TX Freq Status Name International channel frequencies and names International Marine Channels RX Freq TX Freq Status NameInternational Marine Channels RX Freq TX Freq Status Name Weather channel frequencies and names ChannelRegulations and Safety Warnings Maritime Radio Services Operation Basic Radio GuidelinesFCC/Industry Canada Information Body-Worn Operation Lithium Ion Battery Warning Three Year Limited Warranty Page QUESTIONS?