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Gladen

RC 70C4

4-channel amplifier

219,00€
219,00€ 219,00€
incl. VAT , possibly plus shipping

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Highlights

  • Power 4 x 68 watts at 4 ohms, 2 x 210 watts bridged.
  • Impedance 4 ohms, bandwidth 20-20000 Hz, SNR 95 dB.
  • High-level auto sense, thermal protection, SMD components.
Seen more cheaply Personal Offer
brand: Gladen
Delivery time:
Available for delivery, with you in 1-4 days
Number:
Piece
Watt RMS per channel:
68
Amplifier Type:
Class AB
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219,00€
219,00€ 219,00€

The RC 70C4 is an impressive 4-channel amplifier from Gladen, which impresses with its Class A/B processing and High-Level Auto Sense technology. With its double-sided PCB and SMD components, this model stands out significantly from other amplifiers. With an RMS power of 4 x 68 watts at 4 ohms and 2 x 210 watts at bridged 4 ohms, the RC 70C4 from Gladen offers excellent technical specifications. Some additional features include its thermal protection function, minimal distortion level, and an impressive signal-to-noise ratio. With a bandwidth of 20 - 20000 Hz and a weight of only 2.2 kg, this 4-channel amplifier delivers high performance in a compact size.

Features

  • 4-Channel Amplifier Class A/B
  • High-Level with Auto Sense
  • Double Side PCB and
  • SMD components

output power

  • RMS power, 4 Ohm (Channel 1 - 4): 4 x 68 Watts
  • RMS power, bridged 4 Ohm: 2 x 210 Watts

Data

  • Thermal protection: 80 °C
  • Crest factor at 4 Ω / 50 % Pmax: 0.5 %
  • Signal-to-noise ratio: 95 dB
  • Bandwidth ± 1 dB: 20 - 20000 Hz
  • Input sensitivity: 0.2 - 10 Vrms
  • Low input impedance: 5k Ω
  • High input impedance: 50 Ω (with RC-HLT)
  • Damping @ 80 Hz: 50
  • Current consumption, no load: 0.75 A
  • Current cons. 4 Ω Stereo: 29 A
  • Current consumption 4 Ω bridged: 47 A
  • Power cons. 2 Ω Stereo: 47 A
  • Weight: 2.2 kg
  • Dimensions l/w/h 283/150/50 mm
The Gladen RC 70C4 4-channel amplifier offers an exceptional RMS power of 4 x 68 watts at 4 ohms. Additionally, it can deliver 2 x 210 watts when bridged, also at 4 ohms. This demonstrates its remarkable ability to provide excellent audio quality in both standard and bridged configurations. The total harmonic distortion is very low at 0.5% at half maximum load, ensuring clear and precise audio playback. Particularly impressive is its signal-to-noise ratio of 95 dB, which minimizes background noise and thus allows for a purer listening experience.
The high-level Auto Sense technology of the Gladen RC 70C4 automatically detects input signals to turn on the amplifier without the need for an additional remote signal. This significantly simplifies installation, as it is no longer necessary to run separate control wires. This feature is ideal for use in modern vehicles, where traditional connection options are often not available. The technology utilizes an input sensitivity of 0.2 - 10 Vrms to ensure that the amplifier is reliably activated even with different sources.
The Gladen RC 70C4 is equipped with a thermal protection function that protects the amplifier at temperatures above 80 °C. This mechanism prevents overheating and thus extends the lifespan of the device. In case of overload or extreme operating conditions, the protection activates to preserve internal components from damage. Together with the double-sided PCB and SMD components, this protection ensures that the amplifier reliably and safely delivers its performance even under demanding conditions.
The double-sided PCB in the Gladen RC 70C4 ensures a higher component density, allows for a more compact design, and better heat distribution. This construction ensures that electrical connections are shorter and thus more efficient, leading to reduced signal loss. In conjunction with the SMD components, the reliability of the amplifier is further enhanced. This design is particularly advantageous if you value a clear sound image and a durable construction, as it makes the amplifier robust and powerful.
The Gladen RC 70C4 offers a frequency range of 20 - 20000 Hz with a tolerance of ±1 dB. This means that the amplifier is capable of reproducing the full audio frequency range with only minimal deviations in gain. This results in precise reproduction of music, from deep bass to clear highs. Especially for Hi-Fi enthusiasts who do not want to compromise on sound quality, the RC 70C4 provides impressive fidelity across the entire audible range.
The Gladen RC 70C4 features a low input impedance of 5k Ω and a high input impedance of 50 Ω when the RC-HLT is used. This property allows for the efficient driving of various types of speakers and ensures optimal sound reproduction. Especially when it comes to integration into existing systems or operation with special speakers, the amplifier offers flexibility through its impedance adaptability, which ensures stable and consistent performance.
The power consumption of the Gladen RC 70C4 is 0.75 A at idle. In stereo operation at 4 ohms, a current consumption of 29 A is recorded. In bridged operation at 4 ohms, this increases to 47 A. When the power is required at 2 ohms, the consumption remains constant at 47 A as well. These data show that the RC 70C4 handles energy efficiently while still having the capability to deliver strong performance in various configurations, highlighting its suitability for flexible applications.
SMD components in the Gladen RC 70C4 enable a more compact design and increase the reliability of the circuit. This technology reduces the risk of mechanical shocks or vibrations that can occur in vehicle environments. Additionally, SMD components contribute to improved heat distribution, which reduces the risk of overheating. By efficiently utilizing the circuit board area, more components can be accommodated in less space, contributing to the increased power of the amplifier without compromising on compactness.
The Gladen RC 70C4 weighs only 2.2 kg, which is remarkably light for an amplifier with such power. This lightness offers advantages for integration into vehicles, as it allows for installation without significant additional strain on the vehicle. Despite its low weight, the amplifier delivers high performance and is robustly built. This is particularly beneficial for users who want a powerful sound system without having to compromise on portability or installation.
The Gladen RC 70C4 has compact dimensions of 283 mm in length, 150 mm in width, and 50 mm in height. These measurements allow for easy integration into most vehicles, as it can be placed in a small space without being in the way or requiring many adjustments. Due to its compact size, you can also install the amplifier efficiently and space-savingly in limited installation space, making it particularly suitable for installations where the available space in the vehicle is tight.

Gladen Europe GmbH
Alexandra Gladen

Postal address:
Bertha-Benz-Str. 97
2141 Walddorfhäslach
Germany

Contact: info@gladen.com

Product Specifications

Manufacturer

Gladen

Product type

4-channel amplifier

Features

  • Highlights

    • Power 4 x 68 watts at 4 ohms, 2 x 210 watts bridged.
    • Impedance 4 ohms, bandwidth 20-20000 Hz, SNR 95 dB.
    • High-level auto sense, thermal protection, SMD components.

  • Uvp

    219

weight

2.2 kg

Technical data

Watt RMS per channel

68

configurators

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Your advantages with Masori

RC 70C4 4-channel amplifier from Gladen buy online at masori.de with lowest price guarantee

The Gladen RC 70C4 is an impressive 4-channel amplifier in the car hi-fi scene. With 4 x 68 watts RMS power at 4 ohms and a maximum bridged power of 2 x 210 watts, it offers optimal sound quality in a compact size. Thanks to Class A/B processing, it boasts minimal distortion and an excellent signal-to-noise ratio of 95 dB. This is complemented by high-level Auto Sense technology and the innovative double-sided PCB with high-quality SMD components. You can also benefit from the Masori Lowest Price Guarantee, which secures this price advantage.

Class-A/B processing and its advantages in the RC 70C4

As a 4-channel amplifier with Class A/B processing, the RC 70C4 combines the advantages of both amplifier types: The superiority of Class A for a linear frequency response and the efficiency of Class B save energy and reduce heat dissipation. The technical ingenuity of this design is particularly evident in automotive applications, where space and power consumption are critical. A mere 0.5% THD at 4 Ω / 50% Pmax is impressive and guarantees clear, undistorted sound.

Gladen's high-level Auto Sense technology explained

With high-level Auto Sense, the RC 70C4 demonstrates its ability to automatically detect an audio signal and activate the amplifier without the need for an additional remote controller. This facilitates integration into modern vehicles, which often don't offer a dedicated remote output for amplifiers. The technology impacts everyday use by simplifying installation and reducing power consumption, as the amplifier is only active when a signal is present.

Technical innovation through double-side PCB and SMD components in the Gladen RC 70C4

The use of double-sided PCBs and SMD components clearly sets Gladen's RC 70C4 apart from competing models. This technology enables more compact designs while simultaneously increasing heat dissipation and ensuring the stability of the electrical connections. These innovations are particularly crucial in car hi-fi applications, where vibrations and temperature fluctuations can occur, ensuring long-term performance and reliability.

RMS power of the Gladen RC 70C4 and its effect on sound quality

The RC 70C4 delivers 4 x 68 watts RMS at 4 ohms, ensuring a clear and powerful sound. This power is optimal for most frequency ranges and provides sufficient headroom for dynamic musical passages. With 2 x 210 watts of bridged power, you can drive subwoofers or particularly powerful speakers, which are perfect for use in vehicles to impressively reproduce bass frequencies.

Bandwidth specifications: What does the frequency of 20 - 20000 Hz mean?

The RC 70C4 covers an impressive bandwidth of 20–20,000 Hz, ensuring complete audio band coverage. This frequency range enables detailed reproduction of the deepest bass to crystal-clear highs. The bandwidth of +-1 dB ensures that no frequencies are distorted and the overall sound remains natural and balanced. For sophisticated car hi-fi systems, this specification serves as an indicator of high sound fidelity.

Input sensitivity specifications: Flexibility of the RC 70C4 for different sources

The RC 70C4 features an adjustable input sensitivity of 0.2–10 Vrms. This gives the amplifier flexibility, allowing it to be adapted to various audio sources. Whether the signal is coming from an aftermarket radio or a factory system, the adjustability allows for optimal signal strength adjustment. This prevents clipping and maximizes audio quality, which is essential in modern vehicle configurations.

Low input impedance: importance and advantages when operating the Gladen RC 70C4

A low input impedance of 5kΩ remains typical for devices of this power class and ensures the amplifier's efficient operation with a variety of audio sources. This choice minimizes voltage losses and ensures stable signal transmission. Combined with a high input impedance of 50Ω when using the RC-HLT adapter, this offers flexibility, accepting both analog and digital signals.

Thermal protection and its impact on the durability of the RC 70C4

The thermal protection activates at 80°C and prevents heat-related damage. This protection is particularly crucial in cars, where temperature fluctuations and direct sunlight can put a strain on electronics. This timely protection mechanism prevents overheating, increasing the lifespan of the RC 70C4 and maintaining consistent performance, even under intensive use.

Efficiency and power consumption of the Gladen RC 70C4 in different operating modes

The RC 70C4's idle current draw is 0.75 A, keeping power consumption low in standby mode. In active stereo mode at 4 ohms, the amplifier draws 29 A and delivers 47 A at 4 ohms bridged. These figures demonstrate the amplifier's efficiency, producing powerful, precise audio signals without placing undue strain on the vehicle's battery. This balance is especially beneficial in modern vehicles, where power is also required for other electronic systems.

The damping control at 80 Hz in the Gladen RC 70C4 for optimal bass control

With a damping of 50 Hz at 80 Hz, the RC 70C4 competes well for bass control. This feature is particularly useful for subwoofers, as it prevents the diaphragm from shooting and enables precise bass reproduction. For you, this means controlled, tight bass that doesn't sound muddy, no matter your preferred music genre.

The role of low weight and compact dimensions in the Gladen RC 70C4

Weighing just 2.2 kg and measuring 283/150/50 mm, the RC 70C4 integrates seamlessly into any vehicle. Its small size facilitates installation in tight spaces without sacrificing performance. This is particularly useful in modern vehicles, where space is often limited and every component must excel in terms of lightweight construction and functionality. Gladen has designed this amplifier to meet these challenges.

Why the Gladen RC 70C4 could be the perfect amplifier for your vehicle

The RC 70C4 offers a combination of features that is unparalleled in its compact size. With its performance, bandwidth, and robust construction, it is ideally suited for use in a wide variety of vehicle models. You can receive further technical support through on-site installation in Frankfurt (Oder) and our comprehensive FAQ & Help service. Deepen your knowledge in the Audio Blog and discover how the RC 70C4 can perfectly meet your needs.