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| PartNumber | 1650W | 1650WA | 1650WF |
| Description | Audio Transformers / Signal Transformers 280W 1.9K ct /4-8-16 Push-Pull Tube Type | Audio & Signal Transformers Transformers Audio & Signal PUSHPULL 280W 1900CT | Case, Pelican, watertight, resin, pick-n-pluck foam, 30-3/4x20-1/2x11-5/8 |
| Manufacturer | Hammond | Hammond Manufacturing | - |
| Product Category | Audio Transformers / Signal Transformers | Audio Transformers | - |
| Shipping Restrictions | - | - | |
| RoHS | Y | - | - |
| Product | Tube Application Power Transformers | Audio | - |
| Type | Push-Pull | - | - |
| Termination Style | Terminals | Wire Leads | - |
| Frequency Range | 30 Hz to 30 kHz | 30 Hz to 30 kHz | - |
| Primary Impedance | 1900 Ohms CT | 1900 Ohms CT | - |
| Secondary Impedance | 16 Ohms | 4 Ohms/8 Ohms/16 Ohms | - |
| Minimum Operating Temperature | - | - | - |
| Maximum Operating Temperature | - | - | - |
| Application | Tube Output Push Pull | Tube Output Push Pull | - |
| Length | 4.38 in | 109.50 mm | - |
| Width | 7.5 in | 111.25 mm | - |
| Height | 5.25 in | 113.35 mm | - |
| Series | 1608-1650 | A | - |
| Maximum DC Current | 806 mA | 806 mA | - |
| Power Rating | 280 W | 280 mW | - |
| Shielding | Shielded | - | - |
| Brand | Hammond Manufacturing | - | - |
| Product Type | Audio & Signal Transformers | Audio Push - Pull Ultra Linear Easy Wire - Tube Output | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Transformers | - | - |
| Unit Weight | 28 lbs | 28 lbs | - |
| Current Rating | - | 806 mA | - |
| Impedance | - | 1.9kCT Primary, 4/8/16 Secondary | - |
| Mounting Type | - | Chassis Mount | - |
| Size Dimension | - | 190.50mm L x 111.25mm W | - |
| Current | - | 806mA | - |
| Height Seated Max | - | 113.35mm | - |
| Insertion Loss | - | ±1dB | - |
| Transformer Type | - | Push-Pull Audiophile, Ultra-Linear - Tube Output | - |