AMSynths AM8044 Cascade VCF User Manual

24db/octave low pass filter & linear voltage controlled amplifier

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AMSynths
AM8044 Cascade VCF & VCA
User Manual
24dB/Octave Low Pass Filter
& Linear Voltage Controlled Amplifier
© AMSynths 2013
Rob Keeble, Owner & Designer
Contact: sales@amsynths.co.uk
Web Site: www.amsynths.co.uk

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Summary of Contents for AMSynths AM8044 Cascade VCF

  • Page 1 AMSynths AM8044 Cascade VCF & VCA User Manual 24dB/Octave Low Pass Filter & Linear Voltage Controlled Amplifier © AMSynths 2013 Rob Keeble, Owner & Designer Contact: sales@amsynths.co.uk Web Site: www.amsynths.co.uk...
  • Page 2: Table Of Contents

    AM8044 Cascade VCF & VCA Contents Welcome Front Panel Connections & Controls Module Description Configuration Warranty & Support Specifications AMSynths Page 2...
  • Page 3: Welcome

    AM8044 Cascade VCF & VCA Welcome Thank you for purchasing an AMSynths product. The AM8044 analog filter and amplifier module has been designed and hand built in the UK to exacting quality standards. module uses high quality electronic components and particular attention has been paid to the quality of the audio signal path, stability of the control circuits and the long term life of the product.
  • Page 4: Front Panel

    AM8044 Cascade VCF & VCA Front Panel AUDIO INPUTS: InA, InB CONTROL INPUTS: CV1, CV2, Env AUDIO OUTPUTS: CONTROL POTS: Signal A (white) Signal B (white) Frequency (blue) Resonance (red) Key Track (blue) CV1 (blue) CV2 (blue) Gain/Env (yellow) The serial number is on a small silver holographic sticker on the inside of the front panel.
  • Page 5 AM8044 Cascade VCF & VCA Module Description This module is designed around the SSM2044 VCF chip that appeared in a variety of analog synthesizers in the early 1980’s, including the Korg Poly 6 and PPG Wave 2.2. The SSM2044 IC was designed by Dave Rossum and Ron Dow...
  • Page 6: Connections & Controls

    AM8044 Cascade VCF & VCA Connections & Controls The two uppermost jack sockets INA and INB are for connecting audio signals into the input side of the filter, these signals are mixed together. The level of each audio signal can be varied from nil to maximum using the front panel rotary potentiometers Signal A and Signal B.
  • Page 7: Configuration

    Four 3mm diameter mounting screws and washers are included with the AM8044 to enable you to securely mount the module into your rack. The module should be connected to the 12V Doepfer style power bus within your case using the included AMSynths multi-way power cable.
  • Page 8: Warranty & Support

    Warranty & Support Repairs resulting from a defect of the module or its construction process are covered by a one year warranty, with the customer paying transit costs to AMSynths in the Damage to the module resulting from incorrect power supply...
  • Page 9: Specifications

    AM8044 Cascade VCF & VCA Specifications ower Supply: +12V, GND and -12V standard Doepfer 10 pin connector RED stripe on power cable is -12V (NEGATIVE 12V) Current consumption: 21mA both rails Dimensions: 128.5mm (Height) x 70.8 mm (Width) Euro Rack Size:...

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