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Telefunken U 48 双指向电子管话筒主要特点：
心形和8字型拾音指向性模式
来自U-47的话筒头组件可以安装到U-48放大器
大型镀铬网格栅容纳了新制造的M7拾音头
新的BV8输出变压器和新的“plug-n-play” VF-14k真空电子管
技术指标
类型：真空电子管电容话筒
指向性：心形，8字型
频率范围：20 Hz-20 kHz，±3 dB
电源：外部电源
拾音头：TELEFUNKEN Elektroakustik M7-中心端接大振膜
电子管：TELEFUNKEN Elektroakustik VF14K
变压器：TELEFUNKEN Elektroakustik BV8
灵敏度：24.5 mV/Pa，±1 dB
THD at 1kHZ at 1Pa（放大器）：<0.3％
输出阻抗：200Ω
最大声压级（对于1％THD）：127 dB
信噪比：85 dBA
自噪声（放大器）：9 dBA
尺寸：240mm长x 60mm直径
重量：620克
随附配件：电子管麦克风线缆，电源，防震架，木箱，航空箱

U48
Single microphone system
Each system includes:
U48 Microphone
M 940H Power Supply
M 840TH Sommer Tube Microphone Cable – 10m
M 740 Shock Mount
FC40 Locking Flight Case
WB40 Wooden Microphone Box
U48 Stereo Set
A frequency and gain matched pair of microphones with dual power supply 
Each system includes: 
(2x) Matched U48 Microphones 
M 940HS Power Supply 
(2x) M 840TH Sommer Tube Microphone Cables – 10m
(2x) M 740 Shock Mounts 
FC40S Locking Flight Case 
(2x) WB40 Wooden Microphone Boxes 
FEATURES
Classic punchy, mid-forward sound with pleasing bite
Legendary extended low frequency response
Cardioid and Figure 8 polar pattern selection
US-made historically accurate M7 center-terminated capsule
TELEFUNKEN Elektroakustik VF14K vacuum tube
Point-to-point wired in the USA true to the original design
Includes American-made vintage-compatible cable and fully regulated power supply
TECHNICAL SPECIFICATIONS
Type: Vacuum Tube Condenser
Polar Pattern: Cardioid, Figure-8
Frequency Range: 20 Hz – 20 kHz, ±3 dB
Power Source: External Power Supply
Capsule: TELEFUNKEN Elektroakustik M7 – Center Terminated Large Diaphragm
Tube: TELEFUNKEN Elektroakustik VF14K
Transformer: TELEFUNKEN Elektroakustik BV8
Sensitivity: 24.5 mV/Pa, ±1 dB
THD at 1kHZ at 1Pa (Amplifier): < 0.3%
Output Impedance: 200 Ω
Maximum SPL (for 1% THD): 127 dB
S/N Ratio: 85 dBA
Self Noise (Amplifier): 9 dBA
Dimensions: 240 mm L x 60 mm Dia
Weight: 620 g
Included Accessories: Tube Mic Cable, Power Supply, Shock Mount, Wooden Box, Flight Case
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