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Description
Lake People G108 Headphone Amplifier
The Lake People G108 Headphone Amplifier brings true four-channel balanced topology to professional headphone monitoring. Built around four discrete OPA551 power amplifiers, this isn't just an adapter with balanced connectors—it's genuine dual-differential amplification where each driver gets its own dedicated power stage. The 4-pin XLR output is fully functional, delivering over 126dB of dynamic range with channel separation exceeding 95dB at 1kHz. Seven-stage internal PRE-GAIN adjustment (-18dB to +18dB) means the G108 drives everything from sensitive IEMs to 600Ω studio cans without noise or clipping.
In mastering and critical listening environments, the G108's phase and mono functions become diagnostic tools you use constantly. The phase switch inverts the right channel to check for phase cancellation issues, while the balance control doubles as a channel mixer in mono mode—essential for verifying center-image content and checking how your mix translates. The sealed Alps RK14 potentiometers and milled 25mm aluminum knobs provide tactile precision that lasts through years of daily use. Beyond the technical specs, the G108 addresses a gap in professional monitoring: while balanced headphone operation has gained traction among audiophiles, studios have been slower to adopt it. This amplifier changes that by delivering the spatial accuracy and channel separation that balanced operation provides, wrapped in a rugged desktop chassis built for broadcast and production environments.
Lake People G108 Overview
True Balanced Topology With Four Discrete Power Stages
Most "balanced" headphone amps use balanced connectors but only two amplifier channels internally—they're just rewiring the signal, not truly amplifying it differentially. The G108 uses four Texas Instruments OPA551 power op-amps, one for each conductor in the balanced signal path. This delivers genuine balanced operation where both the positive and negative phases of each channel get dedicated amplification. The result is dramatically improved channel separation (better than 95dB at 1kHz), lower crosstalk, and a spatial presentation that reveals subtle positioning cues you miss with conventional amplification. Output impedance stays below 0.25Ω balanced and 0.125Ω unbalanced, so the amplifier maintains control over your drivers across the entire frequency spectrum. Check our studio headphones for balanced-ready monitoring options.
PRE-GAIN Adjustment That Matches Any Headphone
The internal seven-stage PRE-GAIN system (-18, -12, -6, 0, +6, +12, +18dB) solves the volume control problem that plagues most headphone amps: either you're riding the first 10% of the knob's travel with sensitive IEMs, or you're maxed out trying to drive high-impedance planars. By adjusting the gain structure via internal jumpers, you optimize the G108's operating point for your specific headphones—whether that's 16Ω in-ears or 600Ω studio classics. This keeps you in the sweet spot of the volume control where you have fine adjustment resolution, and it keeps the noise floor as low as physics allows because you're not running excessive gain when you don't need it. The amplifier delivers up to 1200mW into 50Ω and 520mW into 600Ω, with headroom to spare for transient peaks.
Diagnostic Functions Built Into The Signal Path
The three-position mode switch gives you instant access to stereo, mono, and phase-inverted monitoring—functions that seem simple until you're trying to diagnose a mix issue at 2AM. In mono mode, the balance control becomes a channel mixer, letting you fade between left and right to isolate which channel contains a problem frequency or verify that your vocal sits dead center. The phase position inverts the right channel by 180 degrees, making stereo content sound unnaturally wide—if something disappears or gets louder in phase-inverted mode, you've got phase cancellation happening in your mix. These aren't novelty features; they're the diagnostic tools mastering engineers reach for when checking correlation and verifying their work translates to mono playback. The 3mm-thick anodized aluminum front panel and Alps potentiometers ensure these controls maintain their precision through decades of use.
Highlights
True balanced four-channel amplification using four OPA551 power op-amps for genuine differential drive
Seven-stage internal PRE-GAIN adjustment (-18 to +18dB) optimizes gain structure for any headphone impedance
Drives headphones from 16Ω to 600Ω with up to 1200mW into 50Ω and 520mW into 600Ω
Better than 95dB channel separation at 1kHz with sub-0.25Ω balanced output impedance
Phase invert and mono functions for diagnostic mixing and mastering workflows
Balance control doubles as channel mixer in mono mode for isolating stereo field issues
Sealed Alps RK14 potentiometers and 25mm milled aluminum knobs for long-term reliability
Lake People G108 Specifications
Specification
Details
Item Number
1008324
Dimensions
168 x 49 x 145 mm (W x H x D)
Dynamic Range
> 126 dB
Max. Input Voltage
+20 dBu
Housing Form
Desktop
Output Impedance
< 0.125 Ohm (unbalanced) / < 0.25 Ohm (balanced)
Input Sensitivity
+6 dBu
Input Impedance
10 kOhm
Signal-to-Noise Ratio (SNR)
< -100 dB (unbalanced) / < -94 dB (balanced)
Frequency Range
5 Hz - 150 kHz (-3 dB)
Crosstalk
< -95 dB (1 kHz) / -85 dB (15 kHz)
Amplifier Channels
4 (True Balanced)
PRE-GAIN Range
-18, -12, -6, 0, +6, +12, +18 dB (Internal)
Inputs - Balanced
1 x XLR (Gold-Plated Neutrik)
Inputs - Unbalanced
1 x RCA (Gold-Plated)
Headphone Outputs
1 x 4-pin XLR (Balanced), 1 x 1/4" TRS (Unbalanced)
The Lake People G108 Headphone Amplifier brings true four-channel balanced topology to professional headphone monitoring. Built around four discrete OPA551 power amplifiers, this isn't just an adapter with balanced connectors—it's genuine dual-differential amplification where each driver gets its own dedicated power stage. The 4-pin XLR output is fully functional, delivering over 126dB of dynamic range with channel separation exceeding 95dB at 1kHz. Seven-stage internal PRE-GAIN adjustment (-18dB to +18dB) means the G108 drives everything from sensitive IEMs to 600Ω studio cans without noise or clipping.
In mastering and critical listening environments, the G108's phase and mono functions become diagnostic tools you use constantly. The phase switch inverts the right channel to check for phase cancellation issues, while the balance control doubles as a channel mixer in mono mode—essential for verifying center-image content and checking how your mix translates. The sealed Alps RK14 potentiometers and milled 25mm aluminum knobs provide tactile precision that lasts through years of daily use. Beyond the technical specs, the G108 addresses a gap in professional monitoring: while balanced headphone operation has gained traction among audiophiles, studios have been slower to adopt it. This amplifier changes that by delivering the spatial accuracy and channel separation that balanced operation provides, wrapped in a rugged desktop chassis built for broadcast and production environments.
Lake People G108 Overview
True Balanced Topology With Four Discrete Power Stages
Most "balanced" headphone amps use balanced connectors but only two amplifier channels internally—they're just rewiring the signal, not truly amplifying it differentially. The G108 uses four Texas Instruments OPA551 power op-amps, one for each conductor in the balanced signal path. This delivers genuine balanced operation where both the positive and negative phases of each channel get dedicated amplification. The result is dramatically improved channel separation (better than 95dB at 1kHz), lower crosstalk, and a spatial presentation that reveals subtle positioning cues you miss with conventional amplification. Output impedance stays below 0.25Ω balanced and 0.125Ω unbalanced, so the amplifier maintains control over your drivers across the entire frequency spectrum. Check our studio headphones for balanced-ready monitoring options.
PRE-GAIN Adjustment That Matches Any Headphone
The internal seven-stage PRE-GAIN system (-18, -12, -6, 0, +6, +12, +18dB) solves the volume control problem that plagues most headphone amps: either you're riding the first 10% of the knob's travel with sensitive IEMs, or you're maxed out trying to drive high-impedance planars. By adjusting the gain structure via internal jumpers, you optimize the G108's operating point for your specific headphones—whether that's 16Ω in-ears or 600Ω studio classics. This keeps you in the sweet spot of the volume control where you have fine adjustment resolution, and it keeps the noise floor as low as physics allows because you're not running excessive gain when you don't need it. The amplifier delivers up to 1200mW into 50Ω and 520mW into 600Ω, with headroom to spare for transient peaks.
Diagnostic Functions Built Into The Signal Path
The three-position mode switch gives you instant access to stereo, mono, and phase-inverted monitoring—functions that seem simple until you're trying to diagnose a mix issue at 2AM. In mono mode, the balance control becomes a channel mixer, letting you fade between left and right to isolate which channel contains a problem frequency or verify that your vocal sits dead center. The phase position inverts the right channel by 180 degrees, making stereo content sound unnaturally wide—if something disappears or gets louder in phase-inverted mode, you've got phase cancellation happening in your mix. These aren't novelty features; they're the diagnostic tools mastering engineers reach for when checking correlation and verifying their work translates to mono playback. The 3mm-thick anodized aluminum front panel and Alps potentiometers ensure these controls maintain their precision through decades of use.
Highlights
True balanced four-channel amplification using four OPA551 power op-amps for genuine differential drive
Seven-stage internal PRE-GAIN adjustment (-18 to +18dB) optimizes gain structure for any headphone impedance
Drives headphones from 16Ω to 600Ω with up to 1200mW into 50Ω and 520mW into 600Ω
Better than 95dB channel separation at 1kHz with sub-0.25Ω balanced output impedance
Phase invert and mono functions for diagnostic mixing and mastering workflows
Balance control doubles as channel mixer in mono mode for isolating stereo field issues
Sealed Alps RK14 potentiometers and 25mm milled aluminum knobs for long-term reliability
Lake People G108 Specifications
Specification
Details
Item Number
1008324
Dimensions
168 x 49 x 145 mm (W x H x D)
Dynamic Range
> 126 dB
Max. Input Voltage
+20 dBu
Housing Form
Desktop
Output Impedance
< 0.125 Ohm (unbalanced) / < 0.25 Ohm (balanced)
Input Sensitivity
+6 dBu
Input Impedance
10 kOhm
Signal-to-Noise Ratio (SNR)
< -100 dB (unbalanced) / < -94 dB (balanced)
Frequency Range
5 Hz - 150 kHz (-3 dB)
Crosstalk
< -95 dB (1 kHz) / -85 dB (15 kHz)
Amplifier Channels
4 (True Balanced)
PRE-GAIN Range
-18, -12, -6, 0, +6, +12, +18 dB (Internal)
Inputs - Balanced
1 x XLR (Gold-Plated Neutrik)
Inputs - Unbalanced
1 x RCA (Gold-Plated)
Headphone Outputs
1 x 4-pin XLR (Balanced), 1 x 1/4" TRS (Unbalanced)
