![DS1302 high-precision RTC [180620]](https://cdn.xingosoftware.com/elektor/images/fetch/dpr_1,w_800,h_340,c_fit/https%3A%2F%2Fwww.elektormagazine.de%2Fassets%2Fupload%2Fimages%2F42%2F20190123120010_DS1302-DropInUpdate-1-2-Red.png)
| A small, DS1302-based Real-time Clock (RTC) module with on-board, 20-ppm oscillator.
ElektorLabs (84)
![MIDI I/O Break-out Board [190070]](https://cdn.xingosoftware.com/elektor/images/fetch/dpr_1,w_800,h_340,c_fit/https%3A%2F%2Fwww.elektormagazine.de%2Fassets%2Fupload%2Fimages%2F9%2F20190318171318_190070-avatar.jpg){kind=avatar}
| Little module that can be configured as a MIDI input or output and with 5-way DIN connector or TRS jack.
| Here is an 8051-series flash microcontroller programmer which can program the AT89C2051, AT89C4051, AT89C51, AT89C52 and AT89S52.
| Switch up to 9 loads by a simple button press or by sending a command over the serial port. 2500 W mar per channel, NO & NC contacts.