TEAC HA-507 Silver Pure Analog Headphone Amplifier / Preamplifier

🧾 OverviewThe TEAC HA-507 in silver is a pure analog headphone amplifier and preamplifier from TEAC’s Reference 500 series. It is designed for serious headphone listening and compact high-end systems where balanced drive, precise volume control and analog signal purity matter. Use it as a dedicated headphone amplifier, a compact analog preamp, or the control center of a refined desktop or rack-based hi-fi setup.✅ Key Features ✅ Fully balanced / dual-mono Class A/B architecture for high-channel-separation analog playback ✅ Massive balanced headphone output: up to 6.7 W + 6.7 W into 32 Ω ✅ Four headphone connections: 4-pin XLR, 4.4 mm balanced, 6.3 mm and 3.5 mm ✅ TEAC-QVCS Advanced precision volume control with 0.25 dB step resolution ✅ XLR and RCA analog inputs with FET input switching for a clean signal path ✅ Balanced XLR and RCA preamp outputs for power amplifiers or active speakers ✅ Preamp pass-through mode for integration with AV or existing high-end preamp systems ✅ Compact A4-class Reference 500 chassis with remote control operation 📊 Technical Specifications ▼ Parameter Value Device type Pure analog headphone amplifier / preamplifier Amplifier topology Class A/B, fully balanced / dual-mono Analog inputs XLR × 2 pairs; RCA × 2 pairs Input impedance XLR: 40 kΩ; RCA: 20 kΩ Maximum input signal voltage XLR: 6 Vrms; RCA: 3 Vrms Analog outputs XLR × 1 pair; RCA × 1 pair Output impedance XLR: 50 Ω; RCA: 100 Ω Maximum output voltage XLR: 7 Vrms; RCA: 3.5 Vrms Headphone outputs 4-pin XLR × 1; 4.4 mm balanced × 1; 6.3 mm × 1; 3.5 mm × 1 Balanced headphone output 6.7 W + 6.7 W into 32 Ω; 4.2 W + 4.2 W into 100 Ω; 1.8 W + 1.8 W into 300 Ω; 0.95 W + 0.95 W into 600 Ω Unbalanced headphone output 2.3 W + 2.3 W into 32 Ω; 1.2 W + 1.2 W into 100 Ω; 0.48 W + 0.48 W into 300 Ω; 0.25 W + 0.25 W into 600 Ω Applicable headphone impedance 16–600 Ω Frequency response 10 Hz–150 kHz (+1 dB / −4 dB) S/N ratio 110 dB (A-weighted, 1 kHz) THD+N 0.0006% (1 kHz, LPF: 20 kHz) External control 12V trigger input / through Power supply AC 220–230 V, 50/60 Hz, Europe model Power consumption 30 W Standby power 0.3 W Dimensions (W × H × D) 290 × 84.5 × 243.9 mm Weight 4.6 kg Finish Silver Bluetooth / Wi‑Fi N/A 📦 What’s in the Box 📦 TEAC HA-507 headphone amplifier / preamplifier 🔌 Power cord 🎛️ RC-1340 remote control 🔋 AAA batteries for remote control × 2 🔩 Foot pads × 3 📖 Owner’s manual with warranty information 🔄 CompatibilityThe HA-507 is compatible with wired headphones from 16 to 600 Ω and supports balanced 4-pin XLR / 4.4 mm as well as unbalanced 6.3 mm / 3.5 mm connections. As a pure analog preamplifier, it works with DACs, network players, phono stages, CD players, power amplifiers, active speakers and AV systems that need RCA or XLR analog integration.📦✈️ Shipping & Returns 📦 Insured worldwide delivery 🔄 14-day return policy 🛡️ 2-year EU warranty 📝 Reviews“Result: excellent 92%.” — AUDIO TEST“There’s nothing small about the sound here.” — Sound Advice“An extremely detailed, dynamic and at the same time warm sound image.” — AUDIO TEST⚠️ WarningMay cause a dangerous side effect: suddenly discovering that your “easy to drive” headphones were just waiting for a proper analog power station.