Q: Can I use 2500 mAh rechargeable batteries in this alarm clock?

Yes, you can use 2500 mAh rechargeable batteries of type NiMH (Nickel-Metal Hydride) in AA (UM3) format, provided you follow some important rules. Mandatory Setup This alarm clock has an internal selection switch located in the battery compartment. You must set it to "Charge On / NiMH" before inserting the rechargeable batteries. If you leave it in the "Charge Off / Alkaline" position, you risk severely damaging the device. Specifications Type: NiMH rechargeable batteries in AA (UM3) format Quantity: Exactly 2 batteries Capacity: 2500 mAh batteries are fully compatible Charging time: About 7 hours with the mains adapter Charging temperature: Between 5°C and 35°C Important Recommendations To avoid problems: Never mix two batteries of different capacities (e.g., one of 2500 mAh and one of 2000 mAh) Do not pair a new battery with a used battery Never mix NiMH rechargeable batteries with alkaline batteries Install both batteries at the same time, of the same type and age

Question 1

How to set the time on the SANGEAN DT800?

Accepted Answer

The SANGEAN DT800 offers several ways to set the time.

Manual setting at first use

Upon first power-up, the time blinks automatically. Proceed as follows:

Press the SELECT button
Use the TUNING up/down buttons to select the desired hour
Press SELECT to confirm
The minutes will then blink
Set the minutes with TUNING up/down, confirm with SELECT

Subsequent time setting

To change the time after the initial setup:

Press and hold the PAGE/MENU button until you see "MENU" blinking
Press TUNING to select CLKSET
Press SELECT and follow the same process as above

Change 12h/24h format

To change the time display format:

Access the menu (PAGE/MENU)
Select 12/24 H
Choose between CLK 12H or CLK 24H with TUNING
Confirm with SELECT

Automatic synchronization (RDS CT)

The DT800 can also automatically synchronize the time via an FM station offering the RDS CT service. Select AUTO in the CLKSET menu, and the radio will synchronize with the first available RDS station.

Question 2

Can I use 2500 mAh rechargeable batteries in this alarm clock?

Accepted Answer

Yes, you can use 2500 mAh rechargeable batteries of type NiMH (Nickel-Metal Hydride) in AA (UM3) format, provided you follow some important rules.

Mandatory Setup

This alarm clock has an internal selection switch located in the battery compartment. You must set it to "Charge On / NiMH" before inserting the rechargeable batteries. If you leave it in the "Charge Off / Alkaline" position, you risk severely damaging the device.

Specifications

Type: NiMH rechargeable batteries in AA (UM3) format
Quantity: Exactly 2 batteries
Capacity: 2500 mAh batteries are fully compatible
Charging time: About 7 hours with the mains adapter
Charging temperature: Between 5°C and 35°C

Important Recommendations

To avoid problems:

Never mix two batteries of different capacities (e.g., one of 2500 mAh and one of 2000 mAh)
Do not pair a new battery with a used battery
Never mix NiMH rechargeable batteries with alkaline batteries
Install both batteries at the same time, of the same type and age

Question 3

How to save a radio station?

Accepted Answer

To save a radio station as a preset on your SANGEAN DT800:

First, tune to the desired frequency using the tuning controls (up/down)
Press the PAGE button to choose the preset page (1 to 4) - the device offers 4 pages with 5 preset buttons per page, totaling 45 memories
Press and hold one of the numbered buttons 1 to 5 until the number stops flashing and a confirmation beep sounds
The station is now saved, and you can access it by simply pressing that same button

You can save up to 45 different stations (FM and AM), organized over 4 pages for quick access.

Question 4

How to activate and use the automatic shut-off function?

Accepted Answer

The Sangean DT800 has an automatic shut-off function (timer) accessible via the menu to automatically turn off the radio after a set duration.

Activate the automatic shut-off function:

Press and hold the PAGE / MENU button until you see MENU flashing on the screen and hear a beep
Press the TUNING button (up or down) to scroll through the options until TIM 90
Press SELECT to enter configuration mode
Press TUNING (up or down) to choose the duration: 15, 30, 45, 60, 90, 120 minutes or OFF
Press SELECT to confirm your choice

Once activated, an automatic shut-off icon appears on the LCD screen. The radio will automatically turn off after the chosen time. Select OFF if you wish to listen without a time limit.

Cancel the timer:

When the radio is off, press and hold the power button for more than 2 seconds until the automatic shut-off icon disappears and a beep sounds. You can also press the power button while listening to continue listening if the timer is active.

This function optimizes your battery life (approximately 35 hours on speaker at normal volume) and ensures that the radio will automatically turn off, for example, before you fall asleep.

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