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LIMITED 2 YEAR WARRANTY 

Heritage Audio HERCHILD Model 660 is warranted by Heritage Audio SL to be free from defects in materials and 

workmanship for the period of 2 years to the original purchaser. In the event of such defects, the product will be repaired 

without charge or, at our option, replaced with a new one if delivered to Heritage Audio prepaid, together with a copy of 

the sales slip or other proof of purchase date. The warranty excludes problems due to normal wear, abuse, shipping 

damage or failure to use the product in accordance with the specifications. 

Heritage Audio shall not be liable for damages based upon inconvenience, loss of use of the product, loss of time, 

interrupted operation or commercial loss or any other damages, whether incidental, consequential or otherwise. 

This warranty is not transferable. 

Heritage Audio and the Heritage Audio “H” logos are registered Trademarks owned and/or licensed by Heritage Audio. 

REGISTRATION 

10

Please visit our website:

WARRANTY STATEMENT 

https://heritageaudio.net/registration/

Summary of Contents for Herchild 660

Page 1: ...USER MANUAL April 2022 Rev 1 0 SINGLE CHANNEL TUBE COMPRESSOR AMERICAN HERITAGE MODEL 660...

Page 2: ...s asked for this equipment which makes them virtually unobtainable for the great majority Now it s possible to obtain that same sound with a brand new piece that will give you all the problem free hea...

Page 3: ...unt that remain today There are even fewer that are totally usable as years have gone by since it s late 1950 s introduction so many units aren t exactly as they once were Maintenance is obligatory on...

Page 4: ...SHOLD The threshold knob determines when the compression begins It s used to decide when and how much gain reduction takes place When in the fully counter clockwise position the HERCHILD Model 660 wil...

Page 5: ...onnector 3 VALVES 11 User changeable valves with easy access 4 POWER INPUT IEC standard power input connector 5 VOLTAGE SELECTOR Here you can select the correct voltage input according to the country...

Page 6: ...conds for individual peaks 10 Seconds for multiple peaks 5 Seconds 2 Seconds 8 Seconds 3 Seconds ATTACK 1 2 3 4 5 6 TIME CONSTANT SETTINGS MEDIUM KNEE PROGRESSIVE LOWER RATIO HARD KNEE HIGH RATIO LIMI...

Page 7: ...LICATIONS BASS RECORDING 7 MONITOR SPEAKERS THUNDERBOLT COMPUTER OUTPUT AUDIO INTERFACE LINE INPUT AUDIO INTERFACE MONITOR SPEAKERS THUNDERBOLT COMPUTER LINE INPUT AUDIO INTERFACE D I INPUT PREAMP TT...

Page 8: ...ency Response 40Hz to 15kHz 1db Self Noise Less than 82dBu Harmonic Distortion Less than 1 at any level up to 18dBu output no limiting Dimensions W x H x L 482mm x 134mm 3 Rack units x 200mm Weight 7...

Page 9: ...allowed the recommend 30 minutes for the unit to warm up The readings on the VU meter don t seem to correspond with what is actually happening Sounds like it s time for some calibrating The compressio...

Page 10: ...ase date The warranty excludes problems due to normal wear abuse shipping damage or failure to use the product in accordance with the specifications Heritage Audio shall not be liable for damages base...

Page 11: ...RECALL SHEETS 11 Session Title Track Connected Equipment Date Instrument Notes Session Title Track Connected Equipment Date Instrument Notes...

Page 12: ...www heritageaudio com HERITAGE AUDIO C Alfonso G mez 38 3C 28037 Madrid Spain Tel 34 917 266 189 info heritageaudio com...

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