Neumann TLM 49 Condenser Microphone Operating Manual

June 13, 2024
Neumann

Neumann TLM 49 Condenser Microphone

Neumann-TLM-49-Condenser-Microphone-product

Introduction

This manual contains essential information for the operation and care of the product you have purchased. Please read the instructions carefully and completely before using the equipment. Please keep this manual where it will be accessible at all times to all current and future users.

Additional information, in particular concerning available accessories and Neumann service partners, can always be found on our website: www.neumann.com. Information about service partners can also be obtained by telephone: +49 (0) 30 / 41 77 24 – 0. The following related files are available in PDF format in the Downloads section of our website www.neumann.com

  • Operation with Unbalanced or Center Tap
  • Grounded Inputs
  • Some Remarks on Microphone Maintenance

The Neumann online forum on our website enables Neumann users worldwide to share their experiences. Through its integrated archive function, the forum has developed into an extensive knowledge pool.

Safety instructions

  • The microphone has the intended purpose of converting acoustic signals into electrical signals.
  • Connect the microphone only to microphone inputs and devices which supply 48 V of phantom power in accordance with IEC 61938.
  • Repairs and servicing are to be carried out only by experienced, authorized service personnel.
  • Unauthorized opening or modification of the equipment shall void the warranty.
  • Use the equipment only under the conditions specified in the “Technical data” section. Allow the equipment to adjust to the ambient temperature before switching it on. Do not operate the equipment if it has been damaged during transport.
  • Always run cables in such a way that there is no risk of tripping over them.
  • Unless required for operation, ensure that liquids and electrically conductive objects are kept at a safe distance from the equipment and its connections. Do not use solvents or aggressive cleansers for cleaning purposes.
  • Dispose of the equipment in accordance with the regulations applicable to the respective country.

Brief description
The TLM 49 is a condenser studio microphone with transformerless (TLM) circuit technology and a cardioid directional characteristic. The microphone is modelled after the M 49 and the U 47, and shares their warm sound. In the upper frequencies, the TLM 49 tends toward a supercardioid directional characteristic, exhibiting a smooth increase in presence above 2 kHz. The microphone is optimized particularly for vocals.

Scope of delivery

TLM 49 Set:

  • TLM 49 microphone
  • EA 3 elastic suspension
  • Operating manual

Setup

Mounting the microphone
Attach the microphone to a stable, sturdy stand. Use an elastic suspension, if necessary, for the mechanical suppression of structure-borne noise. For this purpose set the microphone into the inner cage from above, and secure it to the inner cage with the threaded nut. If required, use a windscreen or popscreen from our range of accessories in order to suppress wind or pop noise.

Connecting the microphone
Caution: An incorrect supply voltage can damage the microphone!

  • Attach the microphone only to a power supply unit, a microphone preamplifier, a mixing console or other equipment which has phantom power with 48 V (P 48), in accordance with IEC 61938.
  • Any P 48 power supply equipment can be used which supplies at least 3 mA per channel.

Caution: Very loud noise can damage loudspeakers or your hearing!

  • Minimize the volume of connected playback and recording equipment before connecting the microphone.
  • Using a suitable cable, connect the microphone to the microphone input of the audio equipment to be used for subsequent processing, or to the designated P 48 power supply equipment.
  • Information concerning connector assignments can be found in the “Technical data” section.
  • When connecting the cables, ensure that the connectors are locked correctly.
  • Run the cables in such a way that there is no risk of tripping over them.
  • Address the microphone from the side on which the Neumann logo is located. Gradually increase the volume of the connected equipment.
  • Set the gain of the connected equipment so that no distortion occurs at the highest sound pressure level.

Suppressing noise interference
The frequency response of the TLM 49 extends below 20 Hz. The microphone is of course correspondingly sensitive to low-frequency interference such as structure-borne noise and wind or pop noise. Depending upon the situation, the use of an elastic suspension, a windscreen and/or a popscreen is therefore recommended.

Sound test
Simply speak into the microphone. Do not blow into the microphone or subject it to pop noise, since this can easily result in hazardous sound pressure levels.

Shutdown and storage
Before switching off the microphone or disconnecting the cables, reduce the volume of connected equipment. Only then should the phantom power be switched off.

Disconnect the cables.
When disconnecting a cable, always pull only on the connector and not on the cable itself. Microphones which are not in use should not be allowed to remain on the stand gathering dust. A microphone which is unused for a prolonged period should be stored under normal atmospheric conditions, and should be protected from dust. For this purpose, use a lint-free, air-permeable dust cover or the original packaging of the microphone.

Troubleshooting

Problem ▶ Possible causes ▶ Solution
Microphone not operating The phantom power supply voltage is not switched on
at the mixing console or at the power supply equipment. Check the

corresponding channel settings.
The power supply equipment is not con- nected to the power supply line or there is no battery.| Check the connection to the power supply line or check the battery of the power supply equipment.
No signal transmission| The microphone is not connected to the correct microphone amplifier input of the subsequent equipment.| Check the signal path.
If necessary, activate the appropriate input on the corresponding channel of the mixing console.

Technical data and connector assignments

  • Permissible atmospheric conditions:1)
    • Operating temperature range…………0 °C … +70 °C
    • Storage temperature range…………–20 °C … +70 °C
    • Humidity range…………………. 0 % … 90 % at +20 °C 0 % … 85 % at +60 °C
    • Acoustical op. principle………………………..Pressure gradient transducer
    • Directional pattern………………………………..cardioid
    • Frequency range…………………………..20 Hz…20 kHz
    • Sensitivity2)………………..13 mV/Pa = –38 dBV ± 1 dB
    • Rated impedance…………………………………..50 ohms
    • Rated load impedance………………………1000 ohms
  • Signal-to-noise ratio3),
    • CCIR4)………………………………………………………..71 dB
  • Signal-to-noise ratio3),
    • A-weighted4)………………………………………………82 dB
  • Equivalent noise level,
    • CCIR4) ……………………………………………………….23 dB
  • Equivalent noise level,
    • A-weighted4)………………………………………….. 12 dB-A
  • Max. SPL for5)
    • less than 0.5 % THD…………………………………110 dB
    • less than 7 % THD…………………………………… 140 dB
    • Max. output voltage for THD < 7 %……………..11 dBu
    • Supply voltage6)…………………………………. 48 V ± 4 V
    • Current consumption6)……………………………. 3.2 mA
    • Matching connector………………………………….XLR3F
    • Weight………………………………………………………825 g
  • Dimensions……………………………Ø 78 mm x 165 mm
    • 94 dB SPL equiv. to 1 Pa = 10 μbar 0 dB equiv. to 20 μPa

The microphone has a balanced, transformerless output. The 3-pin XLR connector has the following standard pin assignments:

  • Pin 1: 0 V/Ground
  • Pin 2 : Modulation (+phase)
  • Pin 3 : Modulation (–phase)

*Selected Accessories (see photos in appendix)**

  • Auditorium Hanger
    • MNV 87…………………ni………………Cat. No. 006804
    • Mount
    • SG 1………………………blk…………….Cat. No. 008445
  • Popscreen
    • PS 15…………………….blk…………….Cat. No. 008472
    • PS 20 a…………………blk…………….Cat. No. 008488
  • Battery Supply
    • BS 48 i………………….blk…………….Cat. No. 006494
    • BS 48 i-2……………….blk…………….Cat. No. 006496
  • Power Supply
    • N 248 EU………………blk…………….Cat. No. 00853 7
    • N 248 US………………blk…………….Cat. No. 00853 8
    • N 248 UK………………blk…………….Cat. No. 00853 9
  • Connecting Cable
    • IC 3 mt (10 m)………..blk…………….Cat. No. 006543
    • IC 4 (10 m)…………….ni………………Cat. No. 006547
    • IC 31 mt (5 m)………..blk…………….Cat. No. 006570
  • Adapter Cable
    • AC 22 (0.3 m)……………………………Cat. No. 006598
    • AC 25 (0.3 m)……………………………Cat. No. 006600
    • AC 27 (0.3 m)……………………………Cat. No. 006602
  • Meaning of color codes:
    • ni = nickel, blk = black

Frequency responses and polar patterns

Neumann-TLM-49-Condenser-Microphone-fig-1

Disclaimer
The product is sold “as-is” and the customer is assuming the entire risk as to the product’s suitability for his needs, its quality and its performance. In no event will Neumann be liable for direct, indirect, special, incidental or consequential damages resulting from any defect in the product or from its use in conjunction with any microphones / products from other manufacturers, even if advised of the possibility of such damages.

FAQs

What is the Neumann TLM 49 Condenser Microphone?

The Neumann TLM 49 is a condenser microphone known for its exceptional audio recording quality and classic design.

What is the polar pattern of the Neumann TLM 49?

The Neumann TLM 49 features a cardioid polar pattern, making it ideal for isolating sound sources in front of the microphone while reducing background noise.

Is the Neumann TLM 49 suitable for studio recording?

Yes, the Neumann TLM 49 is commonly used in professional studios for recording vocals, acoustic instruments, and more.

Does the Neumann TLM 49 require phantom power?

Yes, the Neumann TLM 49 requires +48V phantom power to operate.

What is the frequency response range of the Neumann TLM 49?

The Neumann TLM 49 has a frequency response range of 20Hz to 20kHz, capturing a wide range of audio frequencies.

Can I use the Neumann TLM 49 for live performances?

While the TLM 49 is primarily designed for studio use, it can be used in controlled live settings with appropriate equipment and setup.

What type of diaphragm does the Neumann TLM 49 have?

The Neumann TLM 49 features a large-diaphragm condenser microphone, which contributes to its high-quality audio capture.

Is a shock mount included with the Neumann TLM 49 microphone?

The Neumann TLM 49 does not come with a shock mount included, but it can be purchased separately for improved isolation from vibrations.

Can I connect the Neumann TLM 49 to a USB interface?

Yes, you can connect the Neumann TLM 49 to a USB interface using appropriate adapters or audio equipment for analog-to-digital conversion.

Does the Neumann TLM 49 microphone come with a carrying case?

Yes, the Neumann TLM 49 typically comes with a wooden storage box for protection and transportation.

Is the Neumann TLM 49 microphone suitable for voiceovers?

Yes, the Neumann TLM 49 is a popular choice for voiceover work due to its clear and natural sound reproduction.

What is the warranty for the Neumann TLM 49 Condenser Microphone?

The Neumann TLM 49 typically comes with a standard manufacturer's warranty. Be sure to check with the seller for warranty details.

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