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Product Overview
70V Church Audio Transformer delivers pristine, noise-free sound reinforcement for worship spaces. Designed specifically for churches, this impedance-matching transformer ensures clear speech and music by eliminating hum and distortion in 70V/100V PA systems.
Key Features
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Crystal-Clear Sermons – Faithfully reproduces vocal frequencies for intelligible preaching
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Distortion-Free Music – Wide 50Hz–20kHz range preserves choir and instrumental dynamics
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Hum Elimination – Galvanic isolation blocks ground loop interference
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Plug-and-Play – Installs seamlessly between mixers, amplifiers, and speakers
Technical Specifications
Power Rating | Dimensions (L×W×H) mm | Mounting Hole Distance (mm) | Overall Length (mm) | Hole Size (mm) | Weight (kg) |
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3W | 43 × 36 × 36 | 50–53 | 65 | Ø3.8 × 7 | 0.18 |
6W | 43 × 36 × 36 | 50–53 | 65 | Ø3.8 × 7 | 0.18 |
10W | 43 × 40 × 36 | 50–53 | 65 | Ø3.8 × 7 | 0.23 |
15W | 43 × 46 × 36 | 50–53 | 65 | Ø3.8 × 7 | 0.3 |
20W | 50 × 44 × 43 | 60–63 | 75 | Ø4.3 × 8 | 0.4 |
25W | 50 × 50 × 43 | 60–63 | 75 | Ø4.3 × 8 | 0.45 |
30W | 59 × 46 × 50 | 70–73 | 88 | Ø4.3 × 9 | 0.55 |
40W | 59 × 52 × 50 | 70–73 | 88 | Ø4.3 × 9 | 0.65 |
50W | 59 × 57 × 50 | 70–73 | 88 | Ø4.3 × 9 | 0.75 |
60W | 68 × 55 × 56 | 80–83 | 96 | Ø4.3 × 9 | 0.8 |
80W | 68 × 60 × 56 | 80–83 | 96 | Ø4.3 × 9 | 0.92 |
100W | 68 × 64 × 56 | 80–83 | 96 | Ø4.3 × 9 | 1.02 |
Applications
✔ Church PA Systems – Ensures clear speech and music for sermons and worship bands.
✔ Live Streaming & Recording – Maintains audio integrity for online broadcasts.
✔ Microphone & Speaker Matching – Balances impedance between dynamic mics and amplifiers.
✔ Background Music Systems – Enhances sound quality for church lobbies and halls.
Why Choose Us?
✔ 10+ Years OEM Experience – Trusted by leading audio brands
✔ 100% Hi-Pot Tested – Every unit rigorously quality checked
✔ Custom Solutions Available – Special impedance ratios & configurations
✔ Global Shipping – 10-15 day lead time on standard models
Ordering & Support
📦 Stock Availability: 3W–100W models ready for shipment within 10-15 business days.
📉 MOQ: X units (bulk discounts available).
🔧 Warranty & Returns:
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30-Day Performance Guarantee
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2-Year Limited Warranty covering materials & workmanship defects
Download Specifications
📥 Click Here to Download PDF Datasheet (Includes detailed product specifications & diagrams)
70V Church Audio Transformer – FAQs
1. Q: How to eliminate humming noise in church PA systems with a 70V transformer?
A: Connect the transformer between your mixer and amplifier, ensuring proper grounding. Use shielded cables and position the transformer away from power sources to reduce electromagnetic interference.
2. Q: What’s the best way to connect a 70V transformer for live sermons?
A: Wire the transformer’s input to your microphone mixer’s output, and connect the output to your 70V speaker line. Set the mixer output to line level (not mic level) for optimal signal clarity.
3. Q: Can I use this transformer for both speech and choir music in a church?
A: Yes! Its 50Hz–20kHz frequency response preserves vocal clarity for preaching while accurately reproducing choir harmonies and instruments. Adjust amplifier EQ to emphasize vocals (2–5kHz) or music bass (80–250Hz).
4. Q: Why does my 70V church audio system distort at high volumes?
A: This usually indicates impedance mismatch or amplifier overload. Verify the transformer’s wattage rating matches your amplifier’s output, and ensure speaker load doesn’t exceed the transformer’s capacity.
5. Q: How do I stream church services with clear audio using this transformer?
A: Connect the transformer’s output to both your PA system and a dedicated audio interface for streaming. Use an isolation splitter to prevent ground loops between devices.
🔍 Looking for a Specific Configuration?
Our engineers can develop custom solutions for:
• Special impedance requirements
• Harsh environment applications
• High-voltage isolation needs
[📞 Contact Our Technical Team] [✉️ support@chondatechnology.com]