Harman Kardon 730 Value & Price History
As of 2026-09-22, a Harman Kardon 730 has a market value at around $18. Based on 723 estimated sales.
Price history
Asking median is up 10% over the last 45 days ($999.99 → $1,100).
View as table
| Date | Asking | Restored | Sold |
|---|---|---|---|
| 2026-08-08 | $999.99 | — | — |
| 2026-08-26 | $1,050 | — | — |
| 2026-08-30 | $1,050 | — | $19 |
| 2026-09-03 | $1,050 | — | $18 |
| 2026-09-07 | $999.99 | — | $18 |
| 2026-09-11 | $1,050 | — | $18 |
| 2026-09-15 | $1,050 | — | $18 |
| 2026-09-19 | $1,100 | — | $18 |
| 2026-09-21 | $1,100 | — | $18 |
Daily trimmed medians from qualifying eBay listings; days without a fresh sync are not plotted.
Specifications
| Years produced | 1976–1978 |
| Power output | 40 wpc (8 ohms) |
| Type | Receiver |
| Brand | Harman Kardon |
| Original MSRP | 450 (1976) |
| Inflation-adjusted | ~$2,450 today |
| Market value (sold) | $18 |
Parts & supplies
Common maintenance items for the Harman Kardon 730. eBay links are model-specific searches; Amazon links are for generic supplies that work across most equipment.
- Harman Kardon 730 dial lamp kit on eBay →
- Harman Kardon 730 capacitor recap kit on eBay →
- Fuses for the Harman Kardon 730 on eBay →
- DeoxIT D5 — cleans oxidized contacts, quiets scratchy pots on Amazon →
- Multimeter — check DC offset before connecting speakers on Amazon →
- Speaker wire on Amazon →
Purchases through these links may earn StereoWorth a small commission at no extra cost to you. See our affiliate disclosure. Repair budgeting: what vintage stereo repair actually costs.
Comparable models
Current listings
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