| PartNumber | 1650K | 1650KP | 1650KA |
| Description | Audio Transformers / Signal Transformers 50W 3.4K ct / 4-8-16 Push-Pull Tube Type | Audio & Signal Transformers Transformers Audio & Signal Push-Pull, Potted Primary 3400 CT, 50W | Audio & Signal Transformers Transformers Audio & Signal PUSHPULL 50W 3,400CT |
| Manufacturer | Hammond | Hammond Manufacturing | Hammond Manufacturing |
| Product Category | Audio Transformers / Signal Transformers | Audio Transformers | Audio Transformers |
| Shipping Restrictions | - | - | |
| RoHS | Y | - | - |
| Product | Tube Application Power Transformers | - | - |
| Type | Push-Pull | - | - |
| Termination Style | Wire Lead | - | Wire Leads |
| Frequency Range | 30 Hz to 30 kHz | - | - |
| Primary Impedance | 3400 Ohms CT | - | - |
| Secondary Impedance | 16 Ohms | - | - |
| Minimum Operating Temperature | - | - | - |
| Maximum Operating Temperature | - | - | - |
| Application | Tube Output Push Pull | - | - |
| Length | 3.13 in | - | - |
| Width | 4 in | - | - |
| Height | 3.81 in | - | - |
| Series | 1608-1650 | 1600 | A |
| Power Rating | 50 W | - | - |
| Shielding | Shielded | - | - |
| Brand | Hammond Manufacturing | - | - |
| Product Type | Audio & Signal Transformers | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Transformers | - | - |
| Unit Weight | 7 lbs | - | - |
| Impedance | - | 3.4kCT Primary, 4/8/16 Secondary | 3.4kCT Primary, 4/8/16 Secondary |
| Mounting Type | - | Through Hole | Chassis Mount |
| Size Dimension | - | 98.55mm L x 84.07mm W | 101.60mm L x 79.50mm W |
| Current | - | - | 318mA |
| Height Seated Max | - | 107.95mm | 96.77mm |
| Insertion Loss | - | - | ±1dB |
| Transformer Type | - | Push-Pull Potted, Ultra-Linear - Tube Output | Push-Pull Audiophile, Ultra-Linear - Tube Output |