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The name 'voltmeter' or 'meter' is usually associated with a device equipped with a display on which it is displayed
measurements. In the described voltmeter, a rather unusual way of presenting the value of the voltage being measured was used. Instead of the display it has only a loudspeaker, so the result is announced in a voice.
Recommendations : on the talking measuring devices, until recently, they were dreaming of the disabled, but the comfort of using them will also convince many able-bodied electronics.
Programmed layout.
Detailed description EP 1/03
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Module with 5-way joystick. The board is equipped with a Grove connector and communicates via I2C. Seeed Studio 111020048
No product available!
Module with 4 relays SSR G3MC202P with a load up to 2 A. The board is equipped with a Grove connector and communicates via I2C. Seeed Studio 103020135
No product available!
Module with GP2Y0D805Z0F proximity sensor, which can detect the presence of objects in the range from 0.5 to 5 cm. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020533
No product available!
Module with FM receiver RDA5807M. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 107020049
No product available!
A module with a microphone for recognizing voice commands. The board is equipped with a Grove connector and communicates via the UART interface. Seeed Studio 101020312
No product available!
Module with driver for 64x32 or 32x16 LED matrix displays. The board is equipped with a Grove connector and communicates via the UART interface. Seeed Studio 105020013
No product available!
The module with an incremental encoder with channels A and B. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 103020030
No product available!
Module with a track ball that allows you to track the movement in 5 axes in the range of 360 °. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020091
No product available!
Module with a vibration motor and the ability to generate 123 different vibration modes. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 105020011
No product available!
Module with a dynamic NFC M24LR64E-R tag and an external antenna. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020070
No product available!
Li-Ion battery type 18650 with a nominal voltage of 3.7 V and a capacity of 3450 mAh. Sanyo NCR18650GA
No product available!
Li-Ion battery type 18650 with a nominal voltage of 3.7 V and a capacity of 3400 mAh. Panasonic NCR-18650B
No product available!
Li-Ion battery type 18650 with a nominal voltage of 3.6 V and a capacity of 2600 mAh. Sony/Murata US18650VTC5
No product available!
Li-Ion battery type 18650 with a nominal voltage of 3.6 V and a capacity of 2600 mAh. Sony/Murata US18650VTC5A
No product available!
Minicomputer with Allwinner H616 Cortex-A53 quad-core processor. It is equipped with a Mali G31 MP2 GPU and 1 GB of RAM. The set provides WiFi communication and Bluetooth 5.0. Orange Pi Zero2
No product available!
Minicomputer with 4-core Allwinner V40 ARM Cortex-A7 processor, Mali 400 MP2 GPU graphics card, 1 GB RAM, WiFi, BT 4.0 and numerous connectors. Banana Pi BPI-M2 Berry
No product available!