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Description
RCF UP 2321 Power Amplifier (320W)The 320W UP 2321 Power Amplifier from RCF is equipped with a Microphone Line main input via a removable connector, an XLR connector, or an RJ45 port. The amplifier also features an RCA Auxiliary input for music sources such as CD players and tuners. The amplifier output is available for either low impedance speakers or 100 70 constant voltage line. The Class D amplifier features a switching power supply. The UP 2321 is designed for the transmission of
The 320W UP 2321 Power Amplifier from RCF is equipped with a Microphone/Line main input via a removable connector, an XLR connector, or an RJ45 port. The amplifier also features an RCA Auxiliary input for music sources such as CD players and tuners. The amplifier output is available for either low impedance speakers or 100-70 constant voltage line. The Class D amplifier features a switching power supply. The UP 2321 is designed for the transmission of announcements and musical programs. It is ideal for use in restaurants, shops, supermarkets, hotels, offices, department stores, industrial systems and similar applications.
- 320W RMS digital technology power amplifier
- Main input on either removable connector or XLR or RJ45
- Main input can have priority over the aux input
- Main input has a presence control command
- Main input has a high-pass filter useful for improving speech intelligibility
- Aux input for music sources on RCA type connector
- Aux input with volume and tone controls
- 100 V - 70 V and 4 ohm outputs
- Front panel LEDs indicate the device state (ON, PROT), the priority activation (PRIOR) and the signal/peak level (SIG/PK)
In the Box
RCF UP 2321 Power Amplifier (320W)
- Limited 3-Year Warranty
| Power Output | 320 W RMS |
| Frequency Response | 50 Hz to 15 kHz |
| Connectors | 1 x XLR, microphone/line input 1 x RJ45, paging microphone input 2 x RCA, L/R auxiliary input 1 x 4-pin terminal, input command control |
| Distortion | < 0.3% |
| Signal / Noise | Inputs 1-4: > 60 dB AUX Input: > 80 dB |
| Crosstalk | Inputs 1-4: > 60 dB AUX Input: > 80 dB |
| Line Input Sensitivity | Mic: -58 dBu Phantom: -21 dBu Line: 0 dBu Aux: -6 to 13 dBu |
| Input Impedance | Mic: 10 kOhms Phantom: 5 kOhms Line: 10 kOhms Aux: 20 kOHms |
| Tone Frequency | Bass: 80 Hz, ±8 dB Treble: 13 kHz, ±8 dB |
| Presence Frequency Bands | 2.15 kHz, +10 dB |
| High-Pass Filter | 150 Hz |
| Output Impedance | 4 ohms |
| Output Voltage | 70 V (31 ohms) / 100 V (62 ohms) |
| Operating Voltage | 115-230 V, 50/60 Hz |
| Power Consumption | 600 W |
| Controls | Master volume, Treble, Bass, Gain, Presence |
| Protections | Overload, short circuit, thermal |
| Dimensions | 3.4 x 17.4 x 8.6" (88 x 444 x 220 cm) |
| Weight | 12.2 lb (5.5 kg) |
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Exchange/Return Notes
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4.7 ★★★★★
Based on 13 reviews
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Product Reviews
★★★★★ 5
A Must-Have for History Enthusiasts and Young Readers!
Format: Paperback
As an avid history enthusiast and a parent, I am always on the lookout for engaging and educational books that can captivate my children's interest in the subject. "Great Battles for Boys: Bunker Hill to WWI" exceeded my expectations on all fronts, making it an absolute gem in our family library.
From the moment I picked up this book, I was impressed with the attention to detail and the beautifully presented information. The author, Joe Giorello, has a remarkable talent for simplifying complex historical events and presenting them in a manner that is both informative and accessible to young readers. This book is perfectly suited for boys aged 8-12, but it can certainly be enjoyed by readers of all ages.
The book takes readers on an incredible journey through some of the most significant battles in history, covering a wide range of conflicts from the American Revolution to World War I. Each battle is meticulously described, allowing young readers to visualize and understand the strategies, key figures, and outcomes of these momentous events. The inclusion of maps, illustrations, and photographs further enhances the reading experience, making it all the more immersive.
One aspect that sets "Great Battles for Boys" apart from other history books is its interactive nature. Throughout the chapters, readers are encouraged to actively engage in the material through trivia questions, hypothetical scenarios, and thought-provoking discussion points. This interactive approach not only keeps young readers engaged and entertained but also encourages critical thinking and a deeper understanding of the subject matter.
Additionally, I appreciated the inclusion of personal stories and firsthand accounts, which added a human element to the historical events. By highlighting the experiences of individual soldiers and their contributions, this book successfully humanizes the battles and helps young readers relate to the courageous men who fought on the frontlines.
In terms of writing style, Giorello has a knack for keeping the narrative engaging and exciting without sacrificing historical accuracy. The pacing is well-balanced, and the author's passion for history shines through in every chapter. It's clear that extensive research was conducted, and the information is presented in a manner that is both educational and entertaining.
In conclusion, "Great Battles for Boys: Bunker Hill to WWI" is an outstanding resource for history enthusiasts and young readers alike. With its engaging writing style, interactive elements, and comprehensive coverage of pivotal battles, this book is an excellent addition to any library. Highly recommended!
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Reviewed in the United States on October 23, 2023
★★★★★ 5
8yo son and mom love this book
Format: Paperback
I’m a mom of two boys and one girl. I would first like to address the people complaining about the title saying “for boys.” The author has addressed this too and it’s part of the reason why I purchased this book. Boys are falling behind in school and reading. Not sure why some people are allowed to review these books when they haven’t read them or purchased them. Do your research if you have a boy in your life. I would also like to point out that bookstores frequently have shelves dedicated to girls about strong women, strong girls, etc and yes boys can read books in those sections just like girls can read these Great Battles for Boys books.
My 8yo son loves history and is devouring this book. I highly recommend. This book is really exciting and I (mom) am enjoying it too. We use it for read aloud time and independent reading. As soon as I finish this review I will be ordering more in the series, per my sons request.
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Reviewed in the United States on November 17, 2021
★★★★★ 5
Amazing
Format: Paperback
We love these books! My 14 year old has learning disabilities but absolutely loves history. These have been such a saving grace. He’s been able to read these and truly enjoy reading.
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Reviewed in the United States on March 19, 2025
★★★★★ 4
Good buy
Format: Paperback
My previous reluctant reader is now a big reader. This series has helped. Both my boys 9 & 12 have enjoyed this series. Another series in addition to this, if looking to expand once you have all the titles, is Nathan's Hales Hazerdous Tales.
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Reviewed in the United States on April 26, 2022
★★★★★ 5
Concise, well researched and objective; a great homeschool resource
This is a great read; sufficiently detailed to be worth the time spent, but not so bogged down in minutia that you find yourself wondering how long the chapter is going to go on and glancing ahead to see if it ends with a quiz. Particularly notable is the prose: flowing, easy to read, a comfortable narrative. You get a sense of the author relaxed in an easy chair, his audience gathered about, attentive ears regaled with true tales of valor, intrigue, and conquest. But you will find no glorification of war between these covers; rather a well-balanced rendering of man at his best within his worst.
“Great Battles” is well researched, factual, and untainted with retroactive speculation and subjective parochialism that pervade some of today’s ‘historical’ accounts. In short, a valuable addition to any homeschool or military historian’s library; highly recommended.
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Reviewed in the United States on July 27, 2014
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