Raddy RF750 Manuale di istruzioni
Full-band Broadcast Reception Bluetooth TF card play
Portable Multimedia Music Player
Thank you for your purchase.
Please read this operation guide carefully and keep it properly before use.
RF750
Operational Guideline
RF750
RF750 Overview of Portable Multimedia Music Player
Package Internals
Appearance Button Function Schematic Diagram
Product Indicator Light Schematic Diagram
Product Function Introduction
USB Socket/ Charging Indicator Light
Start Music Spectrum Lamp
The Use of Antenna
Main Technical Parameters
Matters Needing Attention
Warranty Card
Appendix
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Contents
RF750 Portable Multimedia Music Player
RF750 Portable Multimedia Music Player
This product uses software programming to realize the reception of FM,
medium wave, short wave and WB (weather band in North America), with
strong reception sensitivity.
Using high-tech audio technology, this product can be connected to
Bluetooth wireless music transmission and playback, and can support up to
256g TF Card music format playback.
In radio mode, this product supports the encoding pulley switch to adjust the
station, press the key to automatically search and store the station, press the
key to get the station, giving users a new use experience.
This product tuning key adopts coding pulley for tuning, with level 0-9
selection.
In each working state, this product can use the "music spectrum light" mode
to bring you into a wonderful music melody.
This product uses BL-5C 1000mAh lithium battery with long service life. The
battery is detachable to prolong the service life.
In Bluetooth, TF Card music playback mode, this product supports six kinds
of EQ for playing sound effects：
This product can set the shutdown (sleep) time and 70-60-50-40-30-20-10
minutes of sleep.
This product is using medium wave reception. Users can choose 9KHz /
10kHz medium wave step value, which has no national boundaries.
The shortwave receiving mode of this product is set with seven-meter waves
for easy use.
This is a multimedia music player made by our company with high fidelity, hoping
to bring more fun to friends who love music！
Give radio lovers a different experience.
This product has the following features：
RF750 Overview of Portable Multimedia Music Player
01
1: NORMAL; 2: POP; 3: ROCK; 4: JAZZ; 5: CLASSIC; 6: COUNTRY
Package Internals
Appearance Button Function Schematic Diagram
RF750 Portable Multimedia Music Player
02
In radio mode, this product can be set to enable backlight display and turn
off backlight.
This product can remember 110 radio stations in radio mode.
(FM / MW: 20 radio stations are stored respectively, 7meter waves are
stored in short wave, and 10 can be stored in each meter wave)
This product uses the type-C charging jack.
Name
RF750 Portable Multimedia Music Player
Hanging Rope
BL-5C Lithium Battery (1000mAh 3.7V)
USB TYPE-C Charging Line
Operational Guidelines
Packaging Gift Box
Quantity
1
1
1
1
1
1
Product Indicator Light Schematic Diagram
RF750 Portable Multimedia Music Player
03
: Power On / Off Key
SET: Set sleep time / Select meter wave / Select EQ sound effect
: Music Playing Mode：Play/Pause; Radio Mode：Enter the fully automatic
search and storage station; Channel Selection Mode/WB; Long press to enter a
mode; Automatic Early Warning “ALERT”
BAND:FM, MW, SW, WB Band Conversion
: Nest Music/ Channel Selection+/ In TF Card playing mode, long press to
go forward fast.
: Last Music/Channel Selection-/In TF Card playing mode, long press to go
backward fast.
WB（North American National Weather Band）Receive mode indication
EQ Sound Effect Adjustment Indication
SW Shortwave Receiving Mode Indication
FM
FM Reception Mode Indication
MW
Medium Wave Reception Mode Indication
Tuning Signal Indicator Light
ON: start the full-automatic search / retrieval mode.
Not on: manual platform adjustment mode.
Flashing: the process of full-automatic radio search and storage / if no
radio is found, flash for two seconds when taking the radio
Product Function Introduction
RF750 Portable Multimedia Music Player
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Flashing: waiting for Bluetooth connection
Always on: connected Bluetooth / Bluetooth playing status
Flashing: waiting to insert TF Card.
Always on: TF Card Play / TF Card Pause Play
Flashing: enter the setting up of sleep state.
Always on: the sleep time selected by default.
Display flashing during charging or when the battery is low.
Number 1-7 light start indication:
SW Mode，Meter Wave Segment Indication
WB Mode: selection of 7 weather frequency points
Channel Selection：address number indication.
EQ Sound Mode: 6 kinds of sound indication.
Display Power (1-7 grids)
Installing the battery: open the battery cover, align the contact, and install the
lithium battery correctly (it is recommended to fully charge the battery before
using it for the first time).
On / off: gently press the " " key, all lights will flash once, and the machine
will start. In the startup mode, press the " " key gently to shut down the
machine.
There are three modes of machine playing：RADIO（radio mode）
/BT(Bluetooth reception mode）/M-PLAY(TF card playback mode）.
There are three gears on the left side of the machine. Please select the
function as needed (ensure that the sound rotation button of the machine is
turned on before use).
Switch to any working mode and the machine will play in English：
Radio---Bluetooth mode---Music.
1.
2.
3.
RF750 Portable Multimedia Music Player
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4.
5.
5.1
5.2
5.2.1
Volume operation: (volume adjustable level: level 0-9)
In the state of power on or power off, rotate the volume coding opening, and
the sound is turned off when the arrow is aligned to "0". When the arrow is
aligned to "9", the sound has been turned to the maximum volume. The
volume can be adjusted appropriately between "0-9" according to the
requirements.
Listen to Radio：
The machine can receive MW (medium wave) / FM (frequency modulation) /
SW (short wave) / WB (North American National Weather Band), and the
receiving range of each band is as follows：
MW frequency range：520-1710khz，
FM frequency range：87-108MHZ，
SW frequency range：5.70-17.9MHZ，
WB:162.400-162.550MHZ
When listening to FM, SW and WB bands, please pull up the pull rod antenna
of the machine.
Band switching: in the power on state, short press the "band" key to
switch between MW / FM / SW / WB bands.
Search mode in FM, MW and SW modes: it supports full-automatic
search and storage of radio stations and manual search by coding
pulley switch.
Introduction of automatic radio search and storage method: Power
on status, In MW / FM / SW band, short press “ ‖”button, radio
“ ”indicator light on，long press“ ‖”button for two
seconds,“ ”indicator light flashes，means that the
full-automatic search and storage radio station is started, and the
search station searches from the low-end frequency point of the
current receiving band to the high-end frequency point. After
completing a round of search, it will automatically stop and play
the first frequency program found.
Quantity of MW medium wave storage stations: 20; FM storage
RF750 Portable Multimedia Music Player
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5.3
5.4
5.5
About Channel Selection
According to the operation method in 5.2.1, after completing a round of
full-automatic search for stored radio stations, press “ ”“ ” button
to select a broadcasting station, every short press of “ ”“ ” button
will change to another broadcasting station, number indicator light on
simultaneously. Channel Selection Number: number indicator light1~7
indicates 7 broadcasting stations, When more than 7 stations are stored,
the indicator light combination is on：For example, storage 8 is:
indicator light1 + indicator Light2 are on for 1 second at the same time,
storage 9 is: indicator light1 + indicator Light2 are on for 1 second at
the same time... (and so on)
Note: the number of stations depends on the number of stations stored
in the local signal strong / weak situation.
On the meter wave of short wave mode:
Short press “BAND” button to change to bank SW (indicator light on),
short press ”SET“ button SW1-SW7 meter band switching，number
“1”on is SW1：5.70-6.40MHZ, number “2” on is SW2: 6.80-7.60MHZ,
number “3”on is SW3: 9.20-10.0MHZ, number“4”on isSW4:
11.4-12.2MHZ, number “5” on is SW5: 13.5-14.3MHZ, number“6”on is
SW6: 15.0-15.9MHZ,number“7”on is SW7: 17.4-17.9MHZ, Push the
rotary button for each meter band to select the received radio station.
About North American WB Weather Band：
Short press “BAND” to change to WB Weather Bank;
Short press “ ”“ ” button to select the received weather frequency
5.2.2
quantity: 20; Seven meter waves in short wave, and each meter
wave can store 10 (total: 110).
Introduction to manual platform searching method of coded pulley
switch：
In the radio working mode, slide the coding pulley switch on the
right side of the machine to find the radio station with signal,
tuning, indicator light on.
RF750 Portable Multimedia Music Player
07
5.6
point, and the digital light indicates the corresponding received
frequency point：
1: 162.400MHZ; 2: 162.425MHZ; 3: 162.450MHZ; 4: 162.475MHZ;
5: 162.500MHZ; 6: 162.525MHZ; 7: 162.550MHZ
Long press“ ‖”button for two seconds to enter automatic early
warning “ALERT”, in automatic early warning “ALERT” status, long press
“ ‖”button for two seconds to exit automatic early warning “ALERT”
function.
Adjustment method of medium wave step value 9KHZ / 10KHZ：
In shutdown status, long press BAND button for more than two seconds,
9 lights indicate that the currently received medium wave step value is
9KHZ, the presence of 10 lights indicates that the currently received
medium wave step value is 10kHz;
*Long press BAND button, if 9 or 10 lights on, short press “BAND”
button is AM stepping forward: 9KHZ/10KHZ change to each other,
Note：
In North and South American countries such as the United States, Canada
and Mexico, the step value of the medium wave must be adjusted to
10kHz. In other countries, the step value of the medium wave is 9KHz,
and the step value of the medium wave is the frequency range of
9KHz：522-1620KHZ
The medium wave step value is a frequency range of
10kHz: 520-1710KHZ
Step value 9KHZ light on,
schematic diagram
Step value 10KHZ light on,
schematic diagram
RF750 Portable Multimedia Music Player
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6.
7.
Bluetooth Multicast Operation：
Bluetooth connection name of this machine：“RF750”
In the power on state, push the switch to the Bluetooth "BT" position, the
Bluetooth "indicator light is flashing, turn on the mobile phone Bluetooth,
search for Bluetooth devices, click the Bluetooth connection generation
name" RF750 "in the" available devices ", and hear the English prompt tone:
THE BLUETOOTH HERE SUCCESSFULLY (meaning: the Bluetooth connection
is successfully broadcast here) after successful pairing. After the connection
is successful, the "indicator light" is always on. You can operate the mobile
phone or the device to carry out corresponding controls, such as volume, up
and down music, etc.
After the device is successfully connected, if it is shut down or converted,
the device can be connected automatically without pairing when it is
restarted, after connection, Bluetooth “ ” music symbol always on, then
short press“ ‖”button or turn on music on setting, Bluetooth music can
be played successfully.
The effective distance of Bluetooth reception is ≤ 10m. It can be easily
connected with Bluetooth devices of notebook computers, mobile phones,
PDA and other digital products to realize wireless transmission of music.
TF Card Play Operation：
When the machine is on, push switch to TF card “M_PLAY” gear “ ”
indicator light flashes, indicating that TF card is waited to be inserted.
Behind the machine, Insert the TF Card in the correct direction next to the TF
card slot.
After TF Card is inserted, “ ” indicator light is always on, play MP3 music.
5.7 Start backlight in radio mode
In radio operating mode, long press MOD button for two seconds, turn
on the backlight for night use.
Turn off the backlight: long press MOD button again for two seconds.
Altri manuali per RF750
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Indice
