Forssell Technologies MADC-2 User Manual Download Page 1

F(

t

)

  Forssell Technologies Inc 

 
 

MADC-2 

Two Channel Discrete JFET Analog to Digital Converter 

 

And 

 

MADC-4 

Four Channel Discrete JFET Analog to Digital Converter 

 
 

User’s Manual 

 

 

 

 
 
 
 
 
 
 
 
 

Forssell Technologies Inc   235 Wild Horse Trail, Sandpoint, ID 83864   208-263-0286 

 

Summary of Contents for MADC-2

Page 1: ...s Inc MADC 2 Two Channel Discrete JFET Analog to Digital Converter And MADC 4 Four Channel Discrete JFET Analog to Digital Converter User s Manual Forssell Technologies Inc 235 Wild Horse Trail Sandpoint ID 83864 208 263 0286 ...

Page 2: ...here are no provisions for word length reduction level metering with this converter MADC 4 option The MADC 4 four channel Analog to Digital converter is housed in the same 1U channel as the MADC 2 but has two complete MADC converter boards installed with an additional set of input and output connectors on the rear panel The second MADC board is uses the output clock from the first MADC board to in...

Page 3: ... of WC input frequencies can be used including vari speed WC signals The WC level should be TTL compatible and needs to be terminated with a 75 ohm resistor The MADC WC input is a high impedance input This allows several units to be feed sync input with from one single WC source To daisy chain several units you will need to use BNC Tee connectors on each unit A 75 ohm terminator should be connecte...

Page 4: ...se Line voltage changes should only be made by a qualified technician Specifications Sample Rates available 44 1k 48k 88 2k 96k 176 4k and 192k Level Calibration 0 dBu Input 12 dBFs to 20 dBFs jumper selected Other calibration levels available on request Analog Input Impedance greater than 10k ohm balanced Maximum analog input level is a function level calibration no analog clipping AES3 XLR digit...

Page 5: ...k 8k 9k 10k 11k 12k 13k 14k 15k 16k 17k 18k 19k 20k 21k Hz AD FFT linear scale with 0 dBu 5 KHz input 18 dBFs digital output A D FFT at2c 160 20 155 150 145 140 135 130 125 120 115 110 105 100 95 90 85 80 75 70 65 60 55 50 45 40 35 30 25 d B F S 20 20k 50 100 200 500 1k 2k 5k 10k Hz AD FFT log scale with 0 dBu 5 KHz input 18 dBFs digital output ...

Page 6: ... 5k 20k 22 5k 25k 27 5k 30k 32 5k 35k 37 5k 40k 42 5k 45k Hz AD FFT linear scale with dual frequency 19 and 19 5 KHz 0 dBu signal A D FFT Dual Freq at2c 160 20 155 150 145 140 135 130 125 120 115 110 105 100 95 90 85 80 75 70 65 60 55 50 45 40 35 30 25 d B F S 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz AD FFT log scale with dual frequency 19 and 19 5 KHz 0 dBu signal ...

Page 7: ... 40k 50 100 200 500 1k 2k 5k 10k 20k Hz AD High Frequency Response at 44 1k 48k 88 2k and 96k 96k is the limit of the test equipment 3 3 2 8 2 6 2 4 2 2 2 1 8 1 6 1 4 1 2 1 0 8 0 6 0 4 0 2 0 0 2 0 4 0 6 0 8 1 1 2 1 4 1 6 1 8 2 2 2 2 4 2 6 2 8 d B r 1 10 1k 20 50 100 200 500 Hz AD Low Frequency Freq Resp ...

Page 8: ...125 120 115 110 105 100 95 90 85 80 75 70 65 60 55 50 45 40 35 30 25 20 15 10 5 d B F S 110 10 100 90 80 70 60 50 40 30 20 10 0 dBu Deviation from Linearity Right scale from 0 dBFs to 130 dBFs Output Contact Information Forssell Technologies Inc 235 Wild Horse Trail Sandpoint ID 83864 USA 208 263 0286 www forsselltech com info forsselltech com ...

Reviews: