PDR
Wiring Hookups for Different Sources
In addition to the microphone and line level wiring hook-
ups illustrated below, Lectrosonics makes a number of
cables and adapters for other situations such as con-
necting musical instruments (guitars, bass guitars, etc.)
to the transmitter. Visit www.lectrosonics.com and
click on Accessories, or download the master catalog.
Compatible Wiring for Both Servo Bias Inputs and Earlier Transmitters:
Fig. 1
2 VOLT POSITIVE BIAS 2-WIRE ELECTRET
Compatible wiring for microphones such as
Countryman E6 headworn and B6 lavaliere.
Fig. 2
4 VOLT POSITIVE BIAS 2-WIRE ELECTRET
Most common type of wiring for
lavaliere mics.
WIRING FOR LECTROSONICS M152/5P
The M152 lavaliere microphone
has an internal resistor and can be
wired in a 2-wire configuration.
WHITE
This is the factory standard wiring.
Fig. 3 - DPA Microphones
DANISH PRO AUDIO MINIATURE MODELS
This wiring is for DPA lavalier
and headset microphones.
NOTE: The resistor value can range from 3k to 4 k ohms.
Same as DPA adapter DAD3056
Fig. 4
2 VOLT NEGATIVE BIAS 2-WIRE ELECTRET
SHIELD
AUDIO
Compatible wiring for microphones
such as negative bias TRAM models.
NOTE: The resistor value can range from 2k to 4k ohms.
Fig. 5 - Sanken COS-11 and others
4 VOLT POSITIVE BIAS 3-WIRE ELECTRET
WITH EXTERNAL RESISTOR
DRAIN (BIAS)
Also used for other 3-wire
lavaliere microphones that
require an external resistor.
SOURCE (AUDIO)
Fig. 6
LO-Z MICROPHONE LEVEL SIGNALS
XLR JACK
For low impedance dynamic mics or electret
mics with internal battery or power supply.
Insert 1k resistor in series with pin 3 if attenuation is needed
14
PIN
SHIELD
1
1.5 k
2
4
5
A UDI O
3
3
3.3 k
4
T A5 F
Also see Fig. 9
5
PLUG
RED
(N/C)
PIN
2.7 k
1
2
4
3
5
3
4
5
TA5F
PLUG
SHIELD
A lot of information regarding microphone wiring is also
available in the FAQ section of the web site at:
http://www.lectrosonics.com/faqdb
Follow the instructions to search by model number or
other search options.
Fig. 7
BALANCED AND FLOATING LINE LEVEL SIGNALS
1
2
XLR JACK
*NOTE: If the output is balanced but center
tapped to ground, such as on all Lectrosonics
receivers, do not connect Pin 3 of the XLR jack
to Pin 4 of the TA5F connector.
Fig. 8
UNBALANCED LINE LEVEL SIGNALS
LINE LEVEL
RCA or 1/4" PLUG
For signal levels up to 3V (+12 dBu) before limiting. Fully
compatible with 5-pin inputs on other Lectrosonics transmitters
such as the LM and UM Series. A 20k ohm resistor can be
inserted in series with Pin 5 for an additional 20 dB of
attenuation to handle up to 30V (+32 dBu).
Simple Wiring - Can ONLY be used with
Servo Bias Inputs:
Servo Bias was introduced in 2005 and all trans-
mitters with 5-pin inputs have been built with this
feature since 2007.
Fig. 9
2 VOLT POSITIVE BIAS 2-WIRE ELECTRET
Simplified wiring for microphones
such as Countryman B6 Lavalier
1
and E6 Earset models and others.
2
NOTE: This servo bias wiring is not compatible with earlier
versions of Lectrosonics transmitters. Check with the factory
to confirm which models can use this wiring.
Fig. 10
2 VOLT NEGATIVE BIAS 2-WIRE ELECTRET
Simplified wiring for microphones such as negative bias TRAM.
NOTE: This servo bias wiring is not compatible with earlier
versions of Lectrosonics transmitters. Check with the factory
to confirm which models can use this wiring.
Fig. 11
4 VOLT POSITIVE BIAS 3-WIRE ELECTRET
NOTE: This servo bias wiring is not compatible with earlier
versions of Lectrosonics transmitters. Check with the factory
to confirm which models can use this wiring.
SLEEVE
PIN
SHIELD
1
2
A UDI O
TIP
3
4
5
LECTROSONICS, INC.
TA5F
PLUG
4
1
5
3
2
T A5 F
PLUG
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