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Laboratory Power Amplifiers & Signal Sources

ATG-3000 Series Power Signal Generator

Outputs sine, square, triangle, and pulse wave, Maximum output power 810Wp, Bandwidth (-3dB) DC~100kHz

Some power signal generator applications need the same 810Wp drive capability as Aigtek's ATG-300 Series but at a higher operating frequency — ultrasonic transducer drive, higher-frequency MEMS actuation, and similar applications where the drive signal needs meaningful bandwidth well beyond a few tens of kilohertz. The ATG-3000 Series extends the same combined signal-generation-and-power-amplification architecture to 100kHz (-3dB) bandwidth.

Like the ATG-300, it generates sine, square, triangle, and pulse waveforms directly at power level, with selectable internal or external signal input giving the same flexibility between standalone operation and integration with an external waveform source. The extended bandwidth is the key differentiator, opening up applications where the drive frequency itself sits well above what the ATG-300's 30kHz range covers.

Maximum output remains at 810Wp, so bandwidth is the main deciding factor between the two series: where an application's frequency needs stay within 30kHz, the ATG-300 covers it; where higher-frequency drive is needed, the ATG-3000's 100kHz bandwidth is the appropriate choice. The ATG-3000 also offers lower distortion (THD ≤0.1% versus ≤0.5%), faster slew rates, and customisable output impedance.

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Aigtek ATG-3000 Series Power Signal Generator
ATG-3000 Series Power Signal Generator
Outputs sine waves, square waves, triangle waves, and pulse waves. Choice of internal or external input signal. Maximum output 810Wp drives power-type loads.
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ModelBandwidth (-3dB)Output FormVoltageCurrentPower 
ATG-3040DC~100kHzSingle90Vp-p(±45Vp)8Ap360WpEnquire
ATG-3080DC~100kHzDifferential180Vp-p(±90Vp)8Ap720WpEnquire
ATG-3090DC~100kHzSingle90Vp-p(±45Vp)18Ap810WpEnquire
Model Details
ATG-3040: Introduction, Full Specifications & Datasheet
Product Introduction

The ATG-3040 is a power signal source that outputs sine, square, triangle and pulse waveforms, using either its internal signal source or an external input. With a maximum output power of 360Wp, it can drive high-power loads, and voltage gain is digitally adjustable.

LCD Panel DisplayDynamically shows device status and parameters with a clear, intuitive interface.
Two Operating ModesInternal signal: power signal source mode, with waveform, frequency and voltage set on the unit. External signal (BNC, 5kΩ input impedance): amplifier mode, with switchable output impedance.
Voltage GainIn amplifier mode, digitally adjustable from 0 to 30 times in 1-step increments.
OutputBanana sockets, max output voltage 90Vp-p (±45Vp), max output current 8Ap.
Specifications
ModelATG-3040
Number of Channel1
Output TypeSingle-ended Output
Output WaveformSine, Square, Triangle and Pulse
Bandwidth (-3dB)DC~100kHz
Maximum Output Voltage90Vp-p (±45Vp)
Maximum Output Current4Ap (DC~50Hz)  8Ap (>50Hz)
Maximum Output Power360Wp
Fuse8A/250V
Voltage Gainx0~30 (1 step)
Load RL Upper Limit≥11.15Ω (DC~50Hz)  ≥5.5Ω (>50Hz)
Slew Rate≥20V/μs
Output Impedance0.1Ω / 50Ω (customizable)
Input Impedance5kΩ
Input Amplitude0~10Vp-p MAX
Output Voltage Error≤±3% FS @ 1kHz
Total Harmonic Distortion (THD)≤0.1% @ 1kHz, 90Vp-p
Output Voltage Zero Drift≤±0.3V
Signal-to-Noise Ratio≥80dB
Output Interface4mm Banana socket
ProtectionOver Current Protection
Signal GroundConnected to the enclosure and power line ground
Others
Power Supply VoltageAC220V±10%, 50Hz
Operating Temperature0°C~45°C
Storage Temperature-20°C~50°C
Working Humidity≤80% RH, non-condensing
Warranty1 year
Dimensions442×164×474mm (W×H×D)
Full specification table as published by Aigtek. Contact Finch to confirm current specifications before ordering.
Technical Documentation

Download the full technical datasheet for the ATG-3040, published by Aigtek.

⬇ Download Datasheet (PDF) Enquire About ATG-3040 →
ATG-3080: Introduction, Full Specifications & Datasheet
Product Introduction

The ATG-3080 is a power signal source that outputs sine, square, triangle and pulse waveforms, using either its internal signal source or an external input. With a maximum output power of 720Wp, it can drive high-power loads, and voltage gain is digitally adjustable.

LCD Panel DisplayDynamically shows device status and parameters with a clear, intuitive interface.
Two Operating ModesInternal signal: power signal source mode, with waveform, frequency and voltage set on the unit. External signal (BNC, 5kΩ input impedance): amplifier mode, with switchable output impedance.
Voltage GainIn amplifier mode, digitally adjustable from 0 to 60 times in 1-step increments.
OutputBanana sockets, max output voltage 180Vp-p (±90Vp), max output current 8Ap.
Specifications
ModelATG-3080
Number of Channel1
Output TypeDifferential output
Output WaveformSine, Square, Triangle and Pulse
Bandwidth (-3dB)DC~100kHz
Maximum Output Voltage180Vp-p (±90Vp)
Maximum Output Current4Ap (DC~50Hz)  8Ap (>50Hz)
Maximum Output Power720Wp
Fuse8A/250V
Voltage Gainx0~60 (1 step)
Load RL Upper Limit≥22Ω (DC~50Hz)  ≥10.75Ω (>50Hz)
Slew Rate≥40V/μs
Output Impedance0.5Ω / 100Ω (customizable)
Input Impedance5kΩ
Input Amplitude0~10Vp-p MAX
Output Voltage Error≤±3% FS @ 1kHz
Total Harmonic Distortion (THD)≤0.1% @ 1kHz, 90Vp-p
Output Voltage Zero Drift≤±0.3V
Signal-to-Noise Ratio≥80dB
Output Interface4mm Banana socket
ProtectionOver Current Protection
Signal GroundConnected to the enclosure and power line ground
Others
Power Supply VoltageAC220V±10%, 50Hz
Operating Temperature0°C~45°C
Storage Temperature-20°C~50°C
Working Humidity≤80% RH, non-condensing
Warranty1 year
Dimensions442×164×474mm (W×H×D)
Full specification table as published by Aigtek. Contact Finch to confirm current specifications before ordering.
Technical Documentation

Download the full technical datasheet for the ATG-3080, published by Aigtek.

⬇ Download Datasheet (PDF) Enquire About ATG-3080 →
ATG-3090: Introduction, Full Specifications & Datasheet
Product Introduction

The ATG-3090 is a power signal source that outputs sine, square, triangle and pulse waveforms, using either its internal signal source or an external input. With a maximum output power of 810Wp, it can drive high-power loads, and voltage gain is digitally adjustable.

LCD Panel DisplayDynamically shows device status and parameters with a clear, intuitive interface.
Two Operating ModesInternal signal: power signal source mode, with waveform, frequency and voltage set on the unit. External signal (BNC, 5kΩ input impedance): amplifier mode, with switchable output impedance.
Voltage GainIn amplifier mode, digitally adjustable from 0 to 30 times in 1-step increments.
OutputBanana sockets, max output voltage 90Vp-p (±45Vp), max output current 18Ap.
Specifications
ModelATG-3090
Number of Channel1
Output TypeSingle-ended Output
Output WaveformSine, Square, Triangle and Pulse
Bandwidth (-3dB)DC~100kHz
Maximum Output Voltage90Vp-p (±45Vp)
Maximum Output Current9Ap (DC~50Hz)  18Ap (>50Hz)
Maximum Output Power810Wp
Fuse10A/250V
Voltage Gainx0~30 (1 step)
Load RL Upper Limit≥4.9Ω (DC~50Hz)  ≥2.4Ω (>50Hz)
Slew Rate≥20V/μs
Output Impedance0.1Ω / 50Ω (customizable)
Input Impedance5kΩ
Input Amplitude0~10Vp-p MAX
Output Voltage Error≤±3% FS @ 1kHz
Total Harmonic Distortion (THD)≤0.1% @ 1kHz, 90Vp-p
Output Voltage Zero Drift≤±0.3V
Signal-to-Noise Ratio≥80dB
Output Interface4mm Banana socket
ProtectionOver Current Protection
Signal GroundConnected to the enclosure and power line ground
Others
Power Supply VoltageAC220V±10%, 50Hz
Operating Temperature0°C~45°C
Storage Temperature-20°C~50°C
Working Humidity≤80% RH, non-condensing
Warranty1 year
Dimensions442×164×474mm (W×H×D)
Full specification table as published by Aigtek. Contact Finch to confirm current specifications before ordering.
Technical Documentation

Download the full technical datasheet for the ATG-3090, published by Aigtek.

⬇ Download Datasheet (PDF) Enquire About ATG-3090 →
Related Series
ATG-300 Series
ATG-300 Series
Power signal generator, DC~30kHz
ATA-300 Series
ATA-300 Series
High-power amplifier, up to 4000Wp, 80A
ATA-3000 Series
ATA-3000 Series
Power amplifier, up to 1000Wp, 20A

Frequently Asked Questions

How do I decide between the ATG-300 and ATG-3000?

Both share the same 810Wp maximum output and waveform types. The main deciding factor is bandwidth: the ATG-300 covers applications up to 30kHz, while the ATG-3000 extends to 100kHz. The ATG-3000 also has lower distortion (THD ≤0.1% versus ≤0.5%), faster slew rates (for example ≥20V/μs versus ≥6V/μs on the ATG-3040 and ATG-304), and customisable output impedance.

What applications specifically need bandwidth beyond 30kHz in a power signal generator?

Higher-frequency ultrasonic transducer testing and certain MEMS or piezoelectric actuation applications operate at drive frequencies that a 30kHz-bandwidth instrument can't reach accurately — the ATG-3000's extended range covers this higher-frequency segment while keeping the same power-amplification architecture and output capability.

Does the extended bandwidth come at the cost of output power?

No — the ATG-3000 maintains the same 810Wp maximum output as the ATG-300, so extending bandwidth to 100kHz doesn't require trading away drive power for the applications that need both higher frequency and substantial output capability.

See Aigtek's technical documentation for the ATG-3000 series →

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Related Reading

Read: Combined Signal Generation and Power Amplification for Coil Driving