The Bogen TPU-35B is a 35-watt wall-mounted telephone paging amplifier designed for general commercial sound installations. It integrates multiple input sources and provides robust control over audio output, making it suitable for applications requiring clear public address announcements and background music. The unit is engineered for reliability and durability, featuring overload protection and a durable construction.
### Technical Specifications
**Power Output:**
* Rated Output Power: 35W RMS
**Audio Performance:**
* Frequency Response: 70 Hz to 15 kHz ±1 dB
* Distortion: Less than 1%
* Hum & Noise (20 Hz to 20 kHz):
* Music: -70 dB
* TEL: -70 dB
* MIC: -55 dB
* Sensitivity:
* MUSIC: 85mV
* TEL: -20 dBm (77mV)
* MIC: 600μV
* Tone Control:
* BASS: ±9 dB @ 100 Hz
* TREBLE: ±9 dB @ 10 kHz
* Regulation: 2 dB
* Audio Enhancement circuit: Improves intelligibility and perceived loudness
**Inputs:**
* Telephone Input (TEL): 600 Ohms, balanced, transformer isolated
* Microphone Input (MIC): Lo-Z balanced, screw terminal connection (dynamic only)
* Auxiliary/Background Music Input (MUSIC): Hi-Z source, accepts RCA jacks or screw terminals
* Music Mute Control Input: Mutes music when shorted (N.O. contact closure for push-to-talk microphones)
* Contact Ring Input: Sounds night ringer tone when customer-supplied dry contacts are closed
* Telephone Ring Input (TEL RING): Sounds night ringer in response to a 90V ring signal
**Outputs:**
* Speaker Outputs: 25V, 25VCT, and 70V, 16 ohms (balanced or unbalanced for TPU35B/60B/100B models)
* Bridging Input: Permits bridging of two amplifiers for increased input/output power
* Provision for WMT1A line-matching transformer
**Controls & Indicators:**
* POWER LED indicator
* PEAK LEVEL LED indicator (illuminates when amplifier is driven into clipping)
* Screwdriver-adjustable controls:
* BASS
* TREBLE
* VOX SENS (Voice Activated Sensitivity)
* RINGER VOLUME
* MUSIC MUTE LEVEL
* MUSIC VOLUME
* MIC VOLUME
* TEL VOLUME
* ALC (Automatic Level Control)
* AUDIO ENHANCE
**Protection Features:**
* Thermal overload protection
* Electronic overload protection
* Circuit Breaker: 1.0A, 120V AC for TPU35B
**Power Requirements:**
* Voltage: 120V AC, 60 Hz
* Current Draw (Full Power): 0.75A for TPU35B
* Power Consumption (Full Power): 166.3 BTU/hr. for TPU35B
### Physical
* Mounting: Wall-mounting brackets come pre-attached. Can be rack-mounted using the Bogen RPK82 Rack Mount Kit (not included)
* Dimensions (TPU35B/60B/100B models): 14-1/4″ W x 8-3/8″ H x 3-5/8″ D
* Product Weight (TPU35B): 12 lb.
* Finish: Black with silver lettering
### Compatibility
* **Speaker Output Compatibility:** Designed for 25V, 25VCT, 70V, and 16-ohm speaker systems
* **Rack Mounting:** Compatible with Bogen RPK82 Rack Mount Kit
* **Line Matching Transformer:** Provision for Bogen WMT1A line-matching transformer
Why Choose Aumictech for Bogen TPU-35B?
At Aumictech, we specialize in supplying high-end public address and commercial audio equipment. Whether you need integrated paging solutions, reliable background music systems, or versatile audio distribution, our team ensures the Bogen TPU-35B delivers maximum performance for your application.
