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Samson AirLine 77 Wind Instrument True Diversity UHF Wireless System (K3: 492.425 MHz)
Samson AirLine 77 Wind Instrument True Diversity UHF Wireless System (K3: 492.425 MHz)
B&H # SASW7AVSW4K3 MFR # SW7AVSW4-K3
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Expected availability:
7-10 business days
Product Highlights
- HM40 Wind Microphone
- CR77 UHF Diversity Receiver
- 14 Hours with AAA Battery
- XLR and 1/4" Phone Outputs
- PLL Synthesized Tuning
- Frequency K3: 492.425 MHz
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- 1Description
The Samson Airline 77 Wireless Wind Instrument Microphone System features the AH1 transmitter, HM40 wind instrument microphone, and CR77 true-diversity UHF receiver with 1/4" phone and XLR output connections. The system provides horn players true wireless freedom during performances, without beltpacks or cables. The HM40 microphone attaches to the bell of horns and reproduces audio with pristine clarity and accuracy.
Up to 14 hours of continuous operation is achieved on a single AAA battery. The CR77 true-diversity receiver is the heart of the Airline 77 series and features PLL synthesized tuning, true diversity reception, dual antennas, XLR and 1/4" phone output connectors, RF level LED meters, and a large output volume control dial.
- True diversity UHF wireless wind instrument system with PLL frequency control
- CR77 receiver features multi-segment audio level and RF level LED meters, Squelch and volume control, XLR and unbalanced 1/4-inch outputs with mic/line level output switch
- AH1 headset transmitter features power/battery LED, power switch and mute switch
- HM40 condenser horn microphone employs cardioid pickup pattern
- Horn bell clamp included for easy attachment of entire AH1/HM40 assembly to horn
- AC adapter and 1/4-inch to 1/4-inch cable included
UPC: 809164218784
In the Box
Samson AirLine 77 Wind Instrument True Diversity UHF Wireless System (K3: 492.425 MHz)
Table of Contents
- 1Description
| Receiver | |
|---|---|
| Receiving Frequency | K3: 492.425 MHz |
| Oscillation Type | PLL |
| De-Emphasis | 50 ms |
| IF Frequency | 10.7 MHz |
| Antennas | 1/4 wavelength rod |
| In/Out |
DC inlet XLR balanced output 1/4" (6.3 mm) unbalanced output |
| LED Display | Receiver A/B (green), power on (red), AF level (6 segment), RF level (6 segment) |
| Level Control | Audio level volume, squelch level control |
| Operating Temperature | 32 to 122°F (0 to 50°C) |
| Operating Voltage | 12 VDC ±10% |
| Current Consumption | 160 mA (all LED lights illuminated) |
| Sensitivity | 18 dBm (@ THD 2%) |
| Squelch | Sensitivity: 0 to 40 dBm (adjustable) |
| Selectivity | ±150 kHz (AF Out ratio -60 dB) |
| Total Harmonic Distortion (THD) | 1% max (@ AF 1 kHz, RF 46 dBu) |
| Signal to Noise Ratio | 90 dB (with IHF-A filter) |
| Residual Noise | 90 dBv (with IHF-A filter) |
| AF Frequency Response | 50 Hz to 15 kHz (±3 dB overall) |
| Audio Output Level |
Unbalanced: 0 dBv Balanced (slide switch selectable): -20 dBm (line), -40 dBm (mic) |
| Audio Output Impedance |
Unbalanced: 5 kOhms Balanced: 600 Ohms |
| Transmitter | |
|---|---|
| Operating Power | 1.5 V typical, 1.05 V minimum, 2 V maximum |
| Current Consumption | 60 mA typical |
| Battery Life | 14 hours (AAA size battery) |
| RF Output Power | 5 mW (-4 dB minimum, +3 dB maximum) |
| Frequency Stability | -40 kHz minimum, 40 kHz maximum |
| Spurious | 1 µW |
| Modulation | 13 kHz minimum, 15 kHz typical, 17 kHz maximum, input 1 kHz-20 dBv |
| Input Impedance | Microphone: 2 kOhms |
| Total Harmonic Distortion (THD) | <2% (1 kHz deviation 15 kHz) |
| Audio Frequency Response | 50 Hz to 15 kHz (±3.5 dB) |
| Controls | Power switch, mute switch volume |
| Input | 2.5mm Stereo Jack |
| Indicators | Power on (LED flash), low battery (LED on) |
| Dimensions | Not specified by manufacturer |
| Weight | Not specified by manufacturer |
| Packaging Info | |
|---|---|
| Package Weight | 2.6 lb |
| Box Dimensions (LxWxH) | 11.8 x 10.7 x 3.8" |
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