Projects in music, video, art, technology and learning 
Projects in music, video, art, technology and learning

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Applications of an OTA Current Controlled Amplifier 
Applications of an OTA Current Controlled Amplifier

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resistor programmable current source/sink app. note 
http://www.ti.com/lit/an/sboa046/sboa046.pdf

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SPI ADC mcp3008 
http://www.esologic.com/?p=

http://hertaville.com/2013/07/24/interf ... i-using-c/


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i2c msp430g2553 example 
https://github.com/wendlers

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keramet, hlinik 
http://www.aluminiumshop.cz/?p=21/spolecnost-keramet

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ST MBED code repositories 
https://mbed.org/teams/ST/code/
https://mbed.org/teams/ST/code/Nucleo_read_button_interrupt/

analog in does not work
http://mbed.org/questions/4420/Problem- ... -AnalogIn/
https://mbed.org/questions/4504/The-AnalogIn-function-doesnt-seem-to-wor/

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Noam Chomsky (2014) "Full Interview With Chris Hedges"  


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FOX KeyControl 49 
FOX KeyControl 49


Popis

Vlastnosti

Počet kláves: 49
Počet MIDI ovladačů: 8
Rozměry: 795 x 220 x 60 mm

Jednoduchý MIDI keyboard s vynikajícím poměrem cena / výkon.

Technické parametry

• 49 standardních kláves
• úhozová dynamika s nastavitelnou úrovní
• 8 MIDI ovladačů
• MIDI OUT, USB B, vstup pro pedál a adaptér 12V (adaptér není součástí)
• kompatibilní s OS Windows XP/Vista/7 a MAC OS (k instalaci nejsou zapotřebí ovladače)
• kompatibilní s většinou softwarů
• slider, pedal, pitch bend, modulační kolečko
• Power On/Off


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Rbe comparison, copied from http://www.schmitzbits.de 
 
Type
 
 2SC1583   BC548C   CA3096 
 (NPN)
 CA3046   MAT04F   2SC3381   BC558C   2SA1349   CA3096 
 (PNP)
 BC560C 

Rbe
[ohms]
 
 1,17  0,63  3,83  5,61  0,65  1,23  1,21  3,15  3,99  1,02

Beta (datasheet)
 
 260        measured  n/a  150-500  110 typ.  425 typ.  200-700  n/a  200-700  40-250  n/a

Comments
 
 dual NPN  single  
 NPN
 array  
 mixed
 array  
 NPN
 quad 
 NPN
 dual NPN  single  
 PNP 
 dual PNP  array 
 mixed
 single
 PNP


BC548C NPN 0,63 at http://www.gme.cz/bc548c-p210-030
BC560C PNP 1,02 at http://www.gme.cz/bc560c-p210-046

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