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Summary of Contents for Sebatron VAMP four
- Page 1 ~Sebatron~ Innovative Australian Audio VAMP four VAMP four user Operating Manual Copyright Sebatron 2015...
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Page 3: Table Of Contents
Table Of Contents : 1/ Introduction 2/ Features 3/ Input/outputs 4/ Controls and indicators - Two band interactive Passive EQ - Pad/Gain control - LED indicators - Output level 5/ Using VAMP four 6/ Specifications 7/ Maintenance 8/ Safety and pre-cautions... -
Page 4: 1/ Introduction
When using the VAMP four as a front end the sound is full , rich and can be of high harmonic content of which the amount can be completely varied by the appropriate controls.Nasty peaks are smoothed out without the... - Page 5 2/ Features -High Impedence phono input -Two band (Deep and Air) interactive passive EQ -Valve driven gain stage running on full high tension voltage -Variable pad/gain for total colour control -LED indicator for drive level -Transparent output level control -Fully balanced XLR and balanced/unbalanced 6.5mm phono outputs...
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Page 6: 3/ Input/Outputs
This is a high impedence input suitable for all sources from crystal pickup to soundcard or tape machine output. -Outputs Each channel of the VAMP four has two simultaneous outputs that can feed two completely independant devices. 6.5mm phono socket TRS balanced and XLR pin#2 hot. -
Page 7: 4/ Controls And Indicators
Pad/Gain control This function is based on negative feedback around the first stage of the valve.With the pad/gain dial turned right down the Vamp four can handle line signals of over +4dbm.By varying this parameter the amount of colour and gain can be adjusted.With minimal gain the signal is clean and transparent... -
Page 8: 5/ Using Vamp Four
3./Adjust output level control for an appropriate reading on your computer or tape machine etc. The VAMP four has plenty of output drive to easily interface with virtually all destination devices. For a full bodied noise-free signal it is recommended to use balanced cables where possible .These can be either XLR or TRS phono. -
Page 9: 6/ Specifications
6/ Specifications -Input impedence : 1 meg approx -Output impedence : <600 ohms -Maximum input level : +8dbm -Maximum output level : +30dbm -Frequency response : 20hz-60khz +/- 1db -Number of valves : 4 -Valve type : 12AT7 or ecc81 -Signal to noise ratio : 110 db -Total gain range : 40-50 db -Mains voltages : ~110/120 or ~230/240 switchable... -
Page 10: 7/ Maintenance
7/ Maintenance The VAMP four is solidly built with carefully laid out internal components. Attention has been paid to correct spacing between components that dissipate heat and those that don’t to ensure a reliable design. When not in continous use we recommend the Vamp four be powered down to preserve valve life.In addition please allow approximately 2... -
Page 11: 8/ Safety And Precautions
8/ Safety and precautions -Do not operate unit in moist or wet enviroments. Avoid moisture and excessive heat. -Do not remove lid when mains power cord is connected. -Always replace with same type of rated or recommended fuse. -Operating temperature range : 0C to +50C approx. -To prevent the risk of electric shock, do not operate with lid removed.
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