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Table of Contents

1. Thank You 

     5

 

2. Introduction 

 

 

 

  5

 

3. Warning 

 

 

 

 

  6

II 

1. Getting Started       7

 

2. Heat and ventilation 

    7

 

3. Operation voltage 

 

   

  8

III 

Powering up the machine

 

1. Power 

      

  9

 

2. Balance measurement      9

 

3. Balance calibration 

  10

 

4. Meter zero/bias   

 

 

10

 

5. Output stage balance/

 

measurement 

 

 

 

11

IV 

Using the system      12

 

1. Block chain of the Machine 

 

13

 

2. Control Matrix 

 

 

 

15

 

2.1 Input gain 

 

 

 

16

 

2.2 Attack time 

 

2.3 Release time 

 

2.4 Threshold 

 

2.5 Recovery gain 

 

2.6 Stereo link 

 

 

 

17

 

2.7 Mute

 

3. Gain reduction meters

 

4. Main output 

   

18

 

4.1 Main mute

 

4.2 Main system bypass

 

4.3 Main input

V

 

1. Filter block chain    19

 

2. Bode plot’s of filter settings

2.1. high to mid 6dB/oct - mid to low 6dB/oct 

   

  21

2.2. high to mid 12dB/oct - mid to low 12dB/oct    

  23 

2.3. high to mid 12dB/oct - mid to low 6dB/oct 

   

  25

2.4. high to mid 6dB/oct - mid to low 12dB/oct 

   

  27

3. Filter 

      

 

29

 

3.1 Paralell compression   

  

 

3.2 Crossover frequency   

  

 

3.3 Lp bypass

 

3.4 Hp bypass 

 

 

 

30

 

3.5 Order 

      

  

VI 

1. Tube complement 

  31

 

2. Replacing the tubes 

  32

VII 

1. Disclaimer 

    33

 

2. Warrenty   

 

 

VIII 

Specifications

IX 

Edison Effect 

    35

Declaration of Confirmity    36

XI 

Contact details 

 

 

 

36

XII 

Recall sheet   

 

 

 

37

Electric Signal MMXV AD

Page 3

Delta Transconductace band Compressor

User Manual

Page 4

Summary of Contents for MMXV AD

Page 1: ...User manual Delta Transconductance band Compressor Electric Signal MMXV AD Electric Signal 2016 Revision Alpha...

Page 2: ...Delta Transconductance band Compressor User manual Electric Signal MMXV AD Serial number a priori Line voltage...

Page 3: ...output 18 4 1 Main mute 4 2 Main system bypass 4 3 Main input V 1 Filter block chain 19 2 Bode plot s of filter settings 2 1 high to mid 6dB oct mid to low 6dB oct 21 2 2 high to mid 12dB oct mid to...

Page 4: ...only a switch in the chain we try to achieve to give the engineer the maximum potential by providing him the relevant choices It is tough to vocolise however Arthur Shoppenhauwer writes in the world...

Page 5: ...While doing so check for compromised vacuum and broken glass Use short XLR cables for input output where pin 1 ground shield pin 2 positive phase hot pin 3 negative phase cold Use the power inlet cab...

Page 6: ...ment panel Behind the measurement panel there are two 9pins d sub sockets with the numbering of pins While tubes age their conductance decrease and therefore the gain reduction meters will indicate co...

Page 7: ...ons and the axiom a shorter signal pad is in most cases better the Delta Transconductance band Compressor uses more than 100 signal relays and they may give a light clicking sound if a control is used...

Page 8: ...leds Balance measurement Meter zero Balance Attack time Release time 0 1 0 6 0 3 0 8 1 0 1 5 4 0 34 20 50 100 130 0 01 0 04 0 05 0 08 0 10 0 13 0 2 1 2 0 5 1 5 0 8 1 8 level High mute Recovery gain Th...

Page 9: ...ther IV 2 1 Input Gain IV 2 2 Attack time IV 2 4 Threshold IV 2 3 Release time IV 2 5 Recovery gain Behold the following visual This is a manipulated image from the front panel the control main and th...

Page 10: ...lowers the meters may drop However the bias can be recalibrated if this occurs see III 3 IV 2 6 Stereo link Mutes the channel IV 2 7 Mute IV 3 Gain reduction meters 24 position rotary switch controls...

Page 11: ...k 1 2k 1 5k 1 8k 2 3k 3 0k 3 8k 4 8k 6 2k 8 0k 10k 14k Audio signal Control signal Filter I O 2nd order 2nd order 1st order 1st order 1st order 1st order 2nd order 2nd order Mid output High output Low...

Page 12: ...hp on lp off high to mid hp on lp off mid to low hp on lp on high to mid hp on lp off mid to low hp on lp off high to mid hp on lp off mid to low hp off lp on high to mid hp on lp off mid to low hp o...

Page 13: ...off lp off high to mid hp off lp on mid to low hp on lp on high to mid hp off lp on mid to low hp on lp off high to mid hp off lp on mid to low hp off lp on high to mid hp off lp on mid to low hp off...

Page 14: ...id hp on lp off mid to low hp off lp on high to mid hp on lp off mid to low hp off lp off high to mid hp off lp on mid to low hp on lp on high to mid hp off lp on mid to low hp on lp off high to mid h...

Page 15: ...lp off mid to low hp on lp on high to mid hp on lp off mid to low hp on lp off high to mid hp on lp off mid to low hp off lp on high to mid hp on lp off mid to low hp off lp off high to mid hp off lp...

Page 16: ...same material and later mixed together Often a heavy compressed signal is combined with an ligtly or uncompressed signal The filter bypass function makes it possible to change from a band compressor...

Page 17: ...l Elecric The two 6h30 for the output need to be matched triodes The Delta Transconductance band compressor comes with two russian milspec 6h2p er responsible for mixing if desired to use an european...

Page 18: ...cations Input impedance Output impedance Signal to noise Power consumption Weight Operating voltage THD Frequency responce Attack time Release time VII 2 Warrenty The unit comes with a 24 month warran...

Page 19: ...ry as the emitted charge carriers move away from the emitter and finally the emitter will be in the same state as it was before emission The classical example of thermionic emission is the emission of...

Page 20: ...on on link on mono off off mute 6 0 01 0 04 0 05 0 08 0 10 0 13 0 2 1 2 0 5 1 5 0 8 1 8 0 1 0 6 0 3 0 8 1 0 1 5 4 0 34 20 50 100 130 9 6 3 3 0 12 3 0 6 9 3 on on link on mono off off mute 6 0 01 0 04...

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