The Best Dtmf To Fsk Converter of 2022 – Reviews & Buying Guide
After hours researching and comparing all models on the market, we find out the Best Dtmf To Fsk Converter of 2022. Check our ranking below.
2,789 Reviews Scanned
- If you live in the city telephone line has not support dial-up telephone ,Install this module, you dial the phone (no matter which domestic old phone) you can on the telephone line normal use!
- This item can make the old dial telephone to use circuit module;It would not be modern switches to identify the pulse signal can be converted to modern switches recognition of dual tone multiple frequency signal;Put the old phone back into service.
- It has a "redial","set aside","#"and"*", such as function, makes the old telephone also can compare with modern telephone.The dialing method is the same as the old telephone dialing habit;Redial method: dial 1 for about one second, release the dial pad,that is"redial";Dial */# method: dial 2 to wait for about one second, release the dial pad, that is dial the"*"; the same method, dial 3 is to dial "#".
- Easy to install and use, just connect the 2 wires of the telephone to the designated terminal block and plug in the crystal head of the telephone line to use.After connecting the line, lift the handle of the phone, the indicator light of the converter is on, (if the indicator light is not on, swap the L1 and L2 wires) to make a call; every time you dial, you will hear the modern button in the headset The same dual tone signal sound from the telephone.
- Note: Dial the dial to the end, do not let go, then the indicator light is not lit; otherwise there is a problem with the phone!
- AD22B04 decoder is compact design, easy to carry and store
- Working voltage DC 12V, with reverse polarity protection
- Operating Current: Standby 11-13 MA, 1 relay
- Eight modes of operation: Non-locking (Momentary ), self-locking (Toggle), inter-locking(Latch), 5/20/60/120/250-second delay
- The default control command is 1/2/3/4
- Operating voltage 7 ~ 12 VDC
- Operating current <50 mA
- Size 56x45x20 mm length X width X height
- 【12V】Working voltage is DC 12V, you can easily find suitable power for this relay.
- 【reverse polarity protection.】This decoder relay ahs reverse polarity protection which can extend the service life.
- 【8 modes】8 modes of operation: Non-locking (Momentary ), self-locking (Toggle), inter-locking(Latch), 5/20/60/120/250-second delay.
- 【default control】The default control command is 1/2/3/4. Example: Dial 1 to control relay 1, dial 2 to control relay 2, dial 3 to control relay 3, dial 4 to control relay 4; control commands can be changed any 1-4 bits. (For more details, refer to "AD22B04_4 channel DTMF controller commands setting manual ").
- 【operating current】Standby 11-13 MA, 1 relay "open" 44MA, 2 relays "Open" 77MA, 3 relays "Open" 110MA, 4 relays"open" 140MA.
- MT8870 Voice decoding chip
- With Voice Input interface
- 5 indicate LEDs, easy to know the output status
- Wroking Voltage: DC 5V, Maximum current: 10mA
- Maximum power consumption: 500mW
- Various Kinds of Interface: The AE11A04 DTMF generator module is equipped with 7 MCU input interface on the module designed for dialing keyboard and MCU interface.
- Good Workmanship Circuit Board: The audio generator board is made of FR-4 PCB board, aluminum electrolyte capacitor, high concentration tin, SMT components, high power transistor.
- Product Feature: The 5~24VDC audio generator board has wide voltage range . And the module can instruct MCU to generate 16 dual tones from Audio 1/2.
- Good Contact Performance: This DTMF generator module’s all contact materials are highly conductive material surfaces and has good contact performance to ensure stable working.
- After Sale Service: If you do not satisfy with our products or if you have any questions, please come to us. We would work out satisfactory solution to all your problems. 24 hours quick response.
- Tone Signal Decoder Relay --- Operating Current: Standby 11-13 MA, 1 relay
- Signal Decoder --- Working voltage DC 12V, with reverse polarity protection
- DTMF Decoder --- The default control command is 1/2/3/4,Product model: AD22B04
- Audio Signal Decoding Relay --- Eight modes of operation: Non-locking (Momentary ), self-locking (Toggle), inter-locking(Latch), 5/20/60/120/250-second delay
- Decode Relay --- 100% SATISFACTION GUARANTEE : We guarantee that the products you get are consistent with our description. If there are any product problems, our customer service will give you the most professional service
- It is a desk model headset telephone for landline phones in office and home business in the USA and Europe. Compatible with most of call center telephone equippment and digital telephone service. It also can be in home on a regular phone jack. Receiving call, making call, reviewing, calling back and deleting incoming numbers.
- Easy to Set ;There is no special equipment to set this phone up, and it will comes with an English manual. Comfortable blue backlight caller ID display with the best viewing angle, automatic checking of FSK/DTMF, 30 incoming, 5 outgoing number memories.
- It has the basic features of a landline telephone headphones,and does not have to be merged with other phones: Flash, Mute...and it runs solely on a land line. No need batteries. Headset speaker volume control by knob. Flash time 100ms or 600ms choice.
- Voice recorder port available, can connect to the PC to record, recording cable not included.
- The headset is fully adjustable and fits very comfortable; Provides all day comfort, clarity and durability, Superior quality sound with the flexible adjustable noise cancellation microphone.
- Eight Modes Of Operation: Non-locking (Momentary ), self-locking (Toggle), inter-locking(Latch), 5/20/60/120/250-second delay
- Reverse Polarity Protection: Working voltage DC 12V, with reverse polarity protection
- Default Control Command: The default control command is 1/2/3/4
- Operating Current: Standby 11-13 MA, 1 relay
- Product Model: AD22B04
- Old Fashion Antique Classic History Telephone with Basic Phone Function; Single Line Landline and powered from Telephone Line.
- Old Vintage House/Home/Office Working Landline Phone.pretty and old bronze colored.
- With Retro Rotary Dial Keys & Buttons Diaplad, easy to dial.
- Good Gift for family and friends of Birthday, housewarming, Chritsmas and any Festivals
- High-grade quality, clear voice and loud telephone ring.
Last update on 2024-02-13 / Affiliate links / Images from Amazon Product Advertising API
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