How to buy used records
Check catalogue number, labels, matrix markings and included edition components.
How to buy used records requires separating identification data, observations and user decisions. The process below improves repeatability without pretending to provide an automatic expert verdict.
Key principles
- Check catalogue number, labels, matrix markings and included edition components.
- Ask for a playback description when marks in photographs are ambiguous.
- Include cleaning, replacement sleeves and safe shipping in the total cost.
Step-by-step process
- Collect information from the copy, equipment or manufacturer manual and record the source.
- Make one change or observation at a time so causes are not mixed.
- Record the outcome in the catalogue, listening log or equipment tracker with a date.
- For sale, service or reconfiguration keep the previous entry as history.
Common mistakes
Common problems come from copying settings from another model, ignoring the exact edition or treating an estimated calculator result as manufacturer guidance.
Checklist
- Are you identifying the exact copy and setup?
- Are you recording date, units and source?
- Does the manufacturer manual take priority?
- Did you back up the catalogue before a major change?