The TPU35B from Bogen is a powerful 35-watt telephone paging amplifier designed for efficiency and versatility in various environments like offices and retail spaces. This wall-mounted unit features multiple inputs for seamless connections to paging microphones, music sources, and external telephone ringers, ensuring clear communication and effective background music integration.
Bogen TPU35B Telephone Paging Amplifier Features
- Power Output: 35 watts – Provides ample power for clear paging and music amplification in larger spaces.
- Multiple Inputs: Supports 600-ohm balanced telephone lines, Lo-Z balanced microphones, and background music sources – Allows versatile connectivity for different audio needs.
- Music Input: RCA jack or screw terminals – Facilitates easy integration with various music playback devices.
- Automatic Level Control: Integral ALC circuit – Ensures consistent audio levels regardless of speaker voice variations, enhancing clarity.
- Paging Flexibility: Page from telephone and/or microphone – Offers multiple options for initiating pages, making it user-friendly.
- Signal-Activated Paging: Automatically mutes background music during pages – Ensures messages are heard clearly without distractions.
- Adjustable Muting Level: Customizable background music muting during a page – Allows control over how much music is muted, providing flexibility.
- Audio Enhancement Circuit: Improves intelligibility and perceived loudness without extra power – Reduces listener fatigue and improves overall listening experience.
- Separate Volume Controls: For page volume, music volume, night ringer, and more – Individual control over different audio elements for tailored performance.
- Bass and Treble Controls: Fine-tune audio quality – Enhances the listening experience by allowing sound customization.
- Built-in Night Ringer: Activated by contact closure or 90V ring signal – Ensures notifications during off-hours, enhancing usability.
- Output Options: Balanced or unbalanced 16-ohm, 25V, and 70V outputs – Versatile output compatibility for different speaker setups.
- VOX Sensitivity Control: Eliminates accidental background noise transmission – Ensures only intended audio is transmitted, improving communication quality.
- Protection Features: Thermal and electronic overload protection – Safeguards the amplifier from damage, ensuring longevity.
- Bridging Capability: Jacks for connecting additional TPU amplifiers – Allows system expansion for larger installations.
- Peak Level Indicator: Lights up when amplifier is driven into clipping – Provides visual feedback for optimal audio performance.
- Power Supply: 120V AC, 60 Hz – Standard power requirement for easy integration into existing systems.
- Certification: Listed to UL Standard 60065 for U.S. & Canada – Ensures safety and reliability in professional applications.
Bogen TPU35B Detailed Specifications
| Power Output | 35 watts |
| Inputs | 600-ohm balanced telephone line, Lo-Z balanced microphone, background music |
| Music Input | RCA jack or screw terminals |
| Automatic Level Control | Yes |
| Paging Options | Telephone and/or microphone |
| Music Mute | Signal-activated |
| Adjustable Muting Level | Yes |
| Audio Enhancement | Yes |
| Volume Controls | Separate controls for page, music, night ringer, music mute, and Audio Enhancement |
| Bass and Treble Controls | Yes |
| Built-in Night Ringer | Yes |
| Output Options | Balanced/unbalanced 16-ohm, 25V, 25V CT, 70V |
| VOX Sensitivity Control | Yes |
| Protection Features | Thermal and electronic overload protection |
| Bridging Capability | Yes |
| Peak Level Indicator | Yes |
| Power Requirement | 120V AC, 60 Hz |
| Certification | UL Standard 60065 |



















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