SPL TwinTube User Manual Download Page 3

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Analog Elemental Series

Content

The Modules

Premium Mic Pre | Introduction

Features 16

Premium Mic Pre | Control Elements

Mic Gain

About Leveling

VU Meter

PPM 17
-10 17
48 V Phantom Power Supply

Pad 18
Phase Reverse

High-Pass Filter

Premium Mic Pre | Technology

Triple Stage Preamp

Stage 1 – The Input Transformer

Stage 2 – The Discrete Differential Amplifier

Stage 3 – The Instrumentation Amplifier

Foil and Styroflex Capacitors

Output Stages

Premium Mic Pre | Technical Specifications

Audio 20
Input

Output 20
Control Elements

Premium Mic Pre | Block Diagram

Preference Mic Pre | Introduction

Main Features

Preference Mic Pre | Control Elements

Mic Gain

About Leveling

VU Meter

PPM 23
-10 dB

48-V-Phantom Power Supply

Phase Reverse

High-Pass Filter

Preference Mic Pre | Technology

SSM 2019

Servo Drive Design

Foil And Styroflex Capacitors

Output 25

Preference Mic Pre | Technical Specifications

Audio 26
Input 26
Output 26
Control Elements

Preference Mic Pre | Block Diagram

Summary of Contents for TwinTube

Page 1: ...Series featuring the modules Premium Mic Pre Preference Mic Pre Dual Band De Esser DynaMaxx Transient Designer und TwinTube Analog Elemental Series Models 1211 1212 1214 1219 1223 1224 1229 1233 1234...

Page 2: ...nnel Preamplifiers 9 Channel Strips 9 Processing Units 10 Optional Features 11 Information on Transformers 11 Common Technical Specifications 11 Dimensions and Weight 11 Rear Panel Wiring Diagram 12 R...

Page 3: ...Foil and Styroflex Capacitors 20 Output Stages 20 Premium Mic Pre Technical Specifications 20 Audio 20 Input 20 Output 20 Control Elements 20 Premium Mic Pre Block Diagram 21 Preference Mic Pre Introd...

Page 4: ...Dual Band De Esser Block Diagram 31 DynaMaxx Introduction 32 DynaMaxx Control Elements 32 Compression 32 Make Up Gain 33 Gain Reduction LEDs 33 DE COM De Compression 33 FX Com Effect Compression 34 Li...

Page 5: ...r 43 Post Production 43 Mastering 43 Transient Designer Technical Specifications 44 Audio 44 Input 44 Outputs 44 Transient Designer Block Diagram 45 TwinTube Introduction 46 TwinTube Control Elements...

Page 6: ...indicates that The materials can be re used in accordance with their markings Through re use recycling of raw materials or other forms of recycling of old products you are making an important contribu...

Page 7: ...her severe weather disconnect the machine from wall power but to avoid life threatening lightning strikes not during a storm Similarly before any severe weather disconnect all the power connections of...

Page 8: ...o maxims innovation and ease of use In many occasions both approaches get interleaved so that a good product idea is at the same time very easy to use when implemented as a musically sound solution He...

Page 9: ...tions Dual Channel Preamplifiers Premium Preamplifiers It is not easy to make high quality recordings An exceptional sonic foundation to work upon is a must This can be achieved with microphones and p...

Page 10: ...y expands any sound engineer s processing needs De Essing and TwinTube processors are ideal for vocal tracks and are the perfect complement to any respect able preamp Model Number 1294 Dual Band De Es...

Page 11: ...s are reduced odd harmonics which produce harsh top end impressions and a slower characteristic compared to electronic stages which causes a more voluminous sound We recommend transformers especially...

Page 12: ...tage Console Patchbay DAW Interface Console Patchbay DAW Interface Console Patchbay DAW Interface Pin wiring XLR input sockets 1 GND 2 hot 3 cold Pin wiring XLR output sockets 1 GND 2 hot 3 cold PUSH...

Page 13: ...connect Pin 3 to GND Pin 1 SERIAL No VOLTAGE FUSE GND LIFT GND LIFT GND TO REDUCE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE DISCONNECT MAINS BEFORE REMOVING COVER THIS...

Page 14: ...interferences But even if the transmission would succeed differences in ground potentials between driver and receiver would produce distur bances In balanced connections a reference signal with revers...

Page 15: ...l light on as soon as you turn the unit on regardless of the position of the ACTIVE push button Thus they fulfill a second function as power indicators GND Lift The rear panel GND LIFT switch eliminat...

Page 16: ...level From there we deduce a superior price performance ratio emphasizing on the performance which lends the Premium Mic Pre a world class sound quality Features The Premium Mic Pre offers preamplific...

Page 17: ...option to switch between two display modes VU mode and PPM mode The VU mode VU Volume Unit displays average levels thus provides infor mation on the overall loudness The PPM mode PPM Peak Program Met...

Page 18: ...levels i e from drums or brass instruments If the VU meter shows levels above 3dB even while MicGain is set very low and the 10dB button deactivated the time has come to press the Pad button It illumi...

Page 19: ...e lower in overdrive and noise throughout all following stages simply because the rest of the electronic circuit is charged with 6dB less at any setting of the amplification In addition transformers e...

Page 20: ...very long cables up to a few hundred yards depending on the capacity of the cables and the input stages on the other end The maximum output level is 22 dBu Audio Frequency Range 10Hz 68kHz 3dB CMR 87d...

Page 21: ...21 Analog Elemental Series Premium Mic Pre Block Diagram...

Page 22: ...with the MicGain control defines the output level equally for both Output1 and Output2 When you set the MicGain you have to consider the type of microphone that you are using dynamic or condenser micr...

Page 23: ...th this button you can change the sensitivity of the VU display If you press the 10dB button button is illuminated the sensitivity of the display is lowered by 10dB With the needle for example at 0dB...

Page 24: ...sockets are as follows Pin 1 ground Pin 2 hot Pin 3 cold Sometimes it is useful to switch the polarity of a microphone for example in the case of M S miking A second classic application is the miking...

Page 25: ...hey induce noise and distortion that lead to a diffuse sound The Preference Mic Pre s servo drive design minimizes these problems much more effectively than the common solution based on capacitors by...

Page 26: ...Range 114 0dB Input XLR socket elektronically balanced Impedance unbalanced ca 1 6kOhm Impedance balanced ca 3 2kOhm Max Input Level 18dBu 38dBu with Pad activated Output XLR socket elektronically bal...

Page 27: ...27 Analog Elemental Series Preference Mic Pre Block Diagram...

Page 28: ...ilance prob lems without having to compromise sound quality nor the hassle of permanently readjusting settings The Dual Band De Esser The Dual Band De Esser module expands on this concept by making us...

Page 29: ...SR LEDs Thus when the control is set to 3dB actual reduction might only be of around 1dB The SR LEDs display sibilance reduction between 1dB and 14dB first in 1 dB increments and from 6 dB on in 2dB...

Page 30: ...balanced optionally transformer balanced Impedance ca 20kOhm Max Input Level 22dBu Nominal Input Level 4dBu Output XLR socket electronically balanced optionally transformer balanced Output Impedance...

Page 31: ...31 Analog Elemental Series Dual Band De Esser Block Diagram...

Page 32: ...cations in recording and mixing as well as for live appli cations and because of the level of intelligent processing within the unit there are only two controls to adjust per channel making operation...

Page 33: ...in to compensate for with the MAKE UP GAIN control When the DE COMPRESSION mode is activated the LED display shows the gain increase imparted to high level signals DE COM De Compression The De Compres...

Page 34: ...PRESSION control sets the threshold in LIM mode The further the control is moved clockwise the lower the threshold and all signals above the threshold will be submitted to the limiting process as a fi...

Page 35: ...nal gain to low level signals or reducing gain in the presence of high level signals Why are conventional compressors unsatisfactory One of the main difficulties in setting up a compressor is choosing...

Page 36: ...If the attack time is set to minimum very short the compressor is able to catch the peak of the transient attack but any following notes will suffer increased transient distortion because the control...

Page 37: ...d compressors do you would again hear pumping effects because of the way low level signals are lifted in gain The Release time is controlled depending on the difference between the actual peak and cal...

Page 38: ...e Up Gain 0dBu Dynamic Range 115dB Input XLR connection electronically balanced optionally transformer balanced Impedance ca 20kOhm Max Input Level 21dBu Output XLR connections electronically balanced...

Page 39: ...39 Analog Elemental Series DynaMaxx Block Diagramm...

Page 40: ...o compensate changes in the level of the processed signal This ensures a simple and safe adjustment of levels for any following device especially A D converters The Transient Designer uses the excelle...

Page 41: ...ttings to the slave module You ALWAYS have to set the output values of both modules manually Link Mode You can operate two Transient Designer modules at a time by activating the LINK mode You can only...

Page 42: ...h from samples to live drum sets Emphasize the attack of a kick drum or a loop to increase the power and presence in the mix Shorten the sustain period of a snare or a reverb flag in a very musical wa...

Page 43: ...clear gaps between the downbeats the legato will turn into a nice staccato driving the rhythm section forward Ambience A common problem especially with tracks that are recorded and mixed in different...

Page 44: ...ed Dynamic Range 111 0dB Input XLR connector electronically balanced optionally transformer balanced Impedance ca 20kOhm Max Input Level 21dBu Outputs XLR connectors electronically balanced Output 1 o...

Page 45: ...45 Analog Elemental Series Transient Designer Block Diagram...

Page 46: ...llations one associ ates with 180 degree signal shifts A decisive factor in resultant tonal quality is the alignment of level relationships the overtone spectrum Such overtone enrichment does not oper...

Page 47: ...only two significant examples of course without suggesting completeness We would like to simplify starting with the TwinTube by sharing some thoughts and experi ences in these applications areas The e...

Page 48: ...TURATION to minimum Audio Precision 05 21 08 14 51 51 A A FFT SPECTRUM ANALYSIS 140 20 130 120 110 100 90 80 70 60 50 40 30 20 10 0 10 d B u 2k 24k 4k 6k 8k 10k 12k 14k 16k 18k 20k 22k Hz Audio Precis...

Page 49: ...ontrol intensities lower curve SATURATION control set to 0 upper curve SATURATION set to 20 Audio Precision 06 13 08 15 10 24 RackPack TTP 2714 20 20 15 10 5 0 5 10 15 d B u 10 80k 20 50 100 200 500 1...

Page 50: ...0 02 1kHz 0dBu input level unity gain ca 15 0dBu input level and maximum saturation Noise A weighted 96dBu Dynamic Range 114dB Maximum Input Level 21dBu AUDIO CUMULATIVE Harmonics and Saturation Stag...

Page 51: ...51 Analog Elemental Series TwinTube Block Diagram...

Page 52: ...Analog Elemental Series English Manual Analog Elemental Series...

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