1640SE.pdf
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| Part Number | 1640SEA | 1640SE |
| Manufacturer | Hammond Manufacturing | Hammond Manufacturing |
| Series | 1600 | 1600 |
| Packaging | Box | Bulk |
| Product Status | Active | Obsolete |
| Turns Ratio - Primary:Secondary | - | - |
| Impedance - Primary (Ohms) | 1.2k | 11.25k |
| Impedance - Secondary (Ohms) | 4, 8, 16 | 4, 8, 16 |
| DC Resistance (DCR) - Primary | - | - |
| DC Resistance (DCR) - Secondary | - | - |
| Transformer Type | Single Ended Audiophile, Ultra-Linear - Tube Output | Single Ended Audiophile, Ultra-Linear - Tube Output |
| Frequency Range | 20Hz ~ 20kHz | 20Hz ~ 20kHz |
| Frequency Response | ±1dB | ±1dB |
| Voltage - Isolation | 2000Vrms | - |
| Insertion Loss | ±1dB | ±1dB |
| Return Loss | - | - |
| Power Level | 30W | 25W |
| Operating Temperature | - | - |
| Approval Agency | - | - |
| Mounting Type | Chassis Mount | Chassis Mount |
| Size / Dimension | 4.950" L x 3.750" W (125.73mm x 95.20mm) | 5.000" L x 3.750" W (127.00mm x 95.20mm) |
| Height - Seated (Max) | 4.560" (115.82mm) | 4.560" (115.82mm) |
| Termination Style | Wire Leads | Wire Leads |
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