de Standard Aircraft Equipment - HOLMCO - Holmberg Elektroakustik

Standard Aircraft Equipment
Microphones » Headphones » Headsets and Handsets

Holmberg GmbH & Co. KG, located in Berlin, was
established in 1919. We develop and produce equipment
for the professional voice transmission for a noisy environment,
known under the trade mark HOLMCO.
Since 1957 HOLMCO develops and produces microphones,
headsets and handsets for use in aircrafts. In collaboration
with competent partners such as EADS Airbus and Lufthansa,
we have realised custom-made products with convincing
quality and durability even at small production rates.
HOLMCO, as an approved manufacturer of aeronautical
products according to JAR 21, meets the severe requirements
of the aviation industry and the requirements according to
JAR 145 and ISO 9001.
Holmberg GmbH & Co. KG is a member of BDLI and BBAA.
Due to the many year’s collaboration with the European
aviation industry, the user of HOLMCO products has access
to a worldwide service net. An AOG Service with partners
in Europe, Asia and America guarantees shortest delivery
times. For each product, detailed documentation is available.
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Contents
1 Preface
3 Microphones
5 Headphones
7 Headsets
13 Handsets
16 AOG Service and Repair Stations
www.holmco.de
Most products in this catalogue are examples.
Other variations and special adaptations to your
application are available on request.

The »legend» 57 Series
microphones
Noise cancelling
electret microphone
Series 57 ET
Microphones
PNR 85-13-03414-01
high sensitivity 120 mV/Pa
high compatibility with plug PJ-068
PNR 85-13-03417-01 with plug NC-4-MXB
PNR 85-13-03409-01
standard sensitivity 60 mV/Pa
high compatibility with plug PJ-068
JTSO authorization no: LBA.O.10.919/13JTSO
(Maintenance Manual No. 23-51-40)
PNR 85-13-05558-02
medium sensitivity 80 mV/Pa
high compatibility with plug PJ-068
PNR 85-13-05363-02 with plug NC-4-MXB
JTSO authorization no: LBA.O.10.919/16JTSO
(Maintenance Manual No. 23-51-05)
PNR 85-13-06524-03
standard sensitivity 40 mV/Pa
high noise cancelling with electret microphone
high compatibility with plug NC-4-MXB
PNR 85-13-06244-03
sensitivity 60 mV/Pa
high noise cancelling with electret microphone
high compatibility with plug NC-4-MXB
PNR 85-13-06243-03 with plug PJ-068
PNR 85-13-09350-03
sensitivity 125 mV/Pa
according DO 214 not more than 400 mV with active limiter
high noise cancelling with electret microphone
special plug NEUTRICON SC8 for separate 28 V
supply voltage
PNR 85-13-06599-03
high sensitivity 250 mV/Pa
JTSO authorization no: LBA.O.10.919/16JTSO
(Maintenance Manual No. 23-30-17)
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Hangercross 22-11-00004
(with 4 fixing holes)
Hangercross 22-11-00008
(with 2 fixing holes)
Hangercross 33-02-00005
(with 2 fixing holes)
Microphones
for airports and aircraft
PNR 85-03-04963-04
microphone system electrodynamic, noise cancelling
sensitivity 40 mV/Pa
colour black
hum reduction special case against 400 Hz
high compatibility with plug PJ-068
PNR 85-03-06215-04 with plug NC-4-MXB
JTSO authorization no: 10.919/14JTSO
(Maintenance Manual No. 23-30-02)
PNR 85-16-06523-05
microphone system noise cancelling electret
standard sensitivity 40 mV/Pa
colour black
no 400 Hz problems electret-insert
high compatibility with plug NC-4-MXB
PNR 85-16-06343-05
microphone system noise cancelling electret
sensitivity 60 mV/Pa
colour black
no 400 Hz problems electret-insert
high compatibility with plug NC-4-MXB
PNR 85-16-08836-05
microphone system noise cancelling electret
sensitivity 60 mV/Pa
colour black
no 400 Hz problems electret-insert
special cable according FAR 25.1359
high compatibility with plug NC-4-MXB
JTSO authorization no: LBA.O.10.919/7JTSO
(Maintenance Manual No. 23-51-38)
For your application please ask for further variations
(e.g. 2 or 3 push buttons) of these microphones.
PNR 85-16-11494-05
Standard Cockpit Microphone for A320
The types 85-16-08836-05 and 85-16-11494-05 are without
hanger-cross, all other types would be delivered complete
with hangercross 22-11-00004. To fix the microphones,
three hangercrosses are available.

Ultra-Lightweight Headphones
PNR 95-09-08444
very lightweight with small head band
ear-cushions diameter approx. 40 mm
receiver system electrodynamic
receiver sensitivity 104 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection parallel
power handling capability 100 mW
interface connector none
weight without cable approx. 60 g
total weight approx. 90 g
Lightweight Headphones
PNR 95-23-08906-13
(Maintenance Manual No. 23-51-42)
high comfort with additional headbands
ear-cushions diameter approx. 40 mm
receiver system electrodynamic
receiver sensitivity 104 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection parallel
power handling capability 100 mW
interface connector plug PJ-055
weight without cable approx. 65 g
total weight approx. 100 g
PNR 95-23-09500-13
ear-cushions diameter approx. 60 mm
Headphones
for cockpit and ground
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Standard Headphones, light
PNR 95-08-06213-11
(Maintenance Manual No. 23-51-21)
receiver system electrodynamic
receiver sensitivity 110 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection in series
power handling capability 100 mW per transducer
interface connector PJ-055B
total weight approx. 180 g
Standard Headphones
PNR 95-06-04607-06
(Maintenance Manual No. 23-51-07)
receiver system electrodynamic
receiver sensitivity 107 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection in series
power handling capability 100 mW per transducer
interface connector plug PJ-055B
total weight approx. 240 g
Ear-protecting Headphones
PNR 95-04-05452-12
noise attenuation approx. 40 dB at 1 kHz
receiver system electrodynamic
receiver sensitivity 107 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection in series
power handling capability 100 mW per transducer
interface connector plug PJ-055B
total weight approx. 570 g

Ultra-Lightweight Headsets
PNR 91-23-08502-07
high noise cancelling with electret microphone
power supply 8 to 28 V-dc (DO-214)
standard sensitivity 40 mV/Pa
very lightweight with small headband
ear-cushions diameter approx. 40 mm
receiver system electrodynamic
receiver sensitivity 102 dB rel 20 µPa,1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection parallel
power handling capability 100 mW
interface connector plug PJ-055 and PJ-068
weight without cable approx. 72 g
Lightweight Headsets
PNR 91-23-06578-07
high noise cancelling with electret microphone
new with flexible boom
power supply 8 to 28 V-dc (DO-214)
standard sensitivity 40 mV/Pa
high comfort with additional headbands
ear-cushions diameter approx. 60 mm (40 mm)
receiver system electrodynamic
receiver sensitivity 102 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection parallel
power handling capability 100 mW per transducer
interface connector plug NC-5-MXB (Airbus)
weight without cable approx. 75 g
total weight approx. 135 g
PNR-91-23-06772-07
interface connector plug PJ-055/PJ-068 (Boeing)
PNR-91-23-08237-07
interface connector plug PJ-068 (SAS)
JTSO authorization no: LBA.O.10.919/10JTSO
(Maintenance Manual No. 23-51-31)
Headsets
for a good communication
in noisy environments
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Standard Headsets light
PNR 91-08-06120-14
(Maintenance Manual No. 23-51-26)
microphone system electret with amplifier
power supply 8 to 28 V-dc (DO-214)
standard sensitivity 64 mV/Pa
receiver system electrodynamic
receiver sensitivity 110 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection in series
power handling capability 100 mW per transducer
interface connector plug PJ-055 and PJ-068
weight without cable approx. 230 g
PNR 91-08-06413-14 with plug NC-4-MXB
PNR 91-08-06144-14 with plug NC-5-MXB
Standard Headsets
PNR 91-06-05641-15
microphone system electrodynamic with amplifier
power supply 8 to 28 V-dc (DO-214)
sensitivity 64 mV/Pa
interface connector plug PJ-055 + PJ-068
PNR 91-06-05362 (1046GT2102AY)
(Maintenance Manual No. 23-51-06)
microphone system electrodynamic with amplifier
and special housing against 400 Hz hum
power supply 8 to 28 V-dc (DO-214)
sensitivity 64 mV/Pa
interface connector plug NC-5-MXB
JTSO autorization no: LBA.O.10.919/4JTSO

PNR 91-06-09715-19
microphone system electret with amplifier
power supply 8 to 28 V-dc (DO-214)
sensitivity 64 mV/Pa
interface connector plug NC-5-MXB (Airbus)
PNR 91-06-9835-19
interface connector plug PJ-055/PJ-068 (Boeing)
JTSO authorization no: LBA.O.10.919/21LBA
PNR 90-06-04905-08
(Maintenance Manual No. 23-51-15)
microphone system electrodynamic
microphone resistance 200 Ω
sensitivity approx. 1 mV/Pa
receiver system electrodynamic
receiver sensitivity 110 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection in series
power handling capability 100 mW per transducer
interface connector plug PJ-055 + PJ-068
JTSO authorization no: LBA.O.10.919/11JTSO
Headsets
for other interface
conditions are available:
PNR 90-06-04635-08 with NC-4-FXB plug
PNR 90-06-06058-08 with NC-5-MXB plug
PNR 90-06-08688-08 with DS07-7P059 plug
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Headsets
for ground and helicopters,
for high noise environment
Ear-protecting Headsets
PNR 90-04-06025-10 (8211G61)
microphone system electrodynamic
standard sensitivity 1 mV/Pa
noise attenuation approx. 40 dB at 1 kHz
receiver system electrodynamic
receiver sensitivity 97 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω (1 kHz)
receiver connection in series
power handling capability 500 mW per transducer
interface connector plug P 401
total weight approx. 650 g
PNR 90-04-06810-10
microphone system electrodynamic, 10 Ω
low sensitivity 0.2 mV/Pa
noise attenuation approx. 40 dB at 1 kHz
receiver system electrodynamic
receiver impedance 10 Ω (1 kHz)
receiver connection parallel
power handling capability 500 mW per transducer
interface connector plug U-93A/U
total weight approx. 650 g
PNR 91-04-11474
microphone system electrodynamic with amplifier
power supply 8 to 28 V-dc (DO-214)
sensitivity 40 mV/Pa, easy to adjust
interface connector plug PJ-051
PTT-push button with cloth clip
cable length approx. 20 m
Adapter for Headsets from
NC-5-MXB connector (AIRBUS)
to PJ-068/055 plug (BOEING)
PNR 98-10-11609

Accessories for your comfort
Series Earcushions Headcushions Hygienic cover Wind-screen
ultra-lightweight 33-04-00022 (small) 27-20-00007
lightweight 27-17-00016 (great) 27-20-00007
33-04-00022 (small)
standard, light 27-17-00014 27-17-00020 98-05-00001 (pair)
standard 27-17-00010 27-17-00011 98-05-00001 (pair)
ear-protecting 27-17-00015 27-17-00022 98-05-00001 (pair)
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As an original equipment manufacturer (OEM)
HOLMCO is approved as Manufacturer of
Aeronautical Products (JAR 21) and as a
repair station according JAR 145.
For the standard products maintenance
manuals according ATA 100/SPEC 2000
are available.
Service
not only a word
Standard Program of Headsets (Page 7 until 10)
Partnumber Series Plug ATA-Rev. Aircraft (for example)
91-23-08500-07 ultra-lightweight none 23-51-31
91-23-08501-07 ultra-lightweight NC-5-MXB 23-51-31
91-23-08502-07 ultra-lightweight PJ-055/PJ-068 23-51-31
91-23-08237-07 lightweight PJ-068B 23-51-31 B 767
91-23-06772-07 lightweight PJ-055/PJ-068 23-51-31 B 747
91-23-06578-07 lightweight NC-5-MXB 23-51-31 A300/319/320/330, B757
91-08-06110 standard, light none none
91-08-06144 standard, light NC-5-MXB 23-51-26 A300/319/320/330, B757
91-08-06120 standard, light PJ-055/PJ-068 none
91-08-06413 standard, light NC-4-MXB none
91-06-05362 standard NC-5-MXB 23-51-06 A300/310/320, ATR42/72
91-06-08802 standard PJ-055/PJ-068 23-51-06
91-06-08803 standard NC-4-MXB 23-51-06
91-06-09715-19 standard NC-5 MXB 23-51-43
91-06-09835-19 standard PJ-055/PJ-068 23-51-41
90-04-08022-10 ear-protecting U93 A/U 23-51-39 BO 105
90-04-06810-10 ear-protecting U93 A/U 23-51-39 BK117, EC135
91-04-11474 ear-protecting P3051 Ground

PNR 89-01-09370-16 » for A300/310 cockpit and cabin
colour black
standard sensitivity 40 mV/Pa
high noise cancelling with electret microphone
receiver system electrodynamic
receiver sensitivity 105 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω
power handling capability 200 mW
PTT switch 1 A / 28 V-dc
total weight approx. 380 g
high compatibility with plug NC-6-MXB
PNR 89-01-09372-16 » for A300/310 cabin
coloured pepperdust
PNR 89-01-08524-16 » for ATR42/72
colour black and pepperdust
sensitivity 67 mV/Pa
high compatibility with plug T3635 000
PNR 89-01-09600-16 » for Dash 8-Q400
colour black and pepperdust
sensitivity 67 mV/Pa
high compatibility with plug T3636 000
PNR 89-01-07000 » for A318/319/320/330/340 cockpit
colour black
sensitivity 67 mV/Pa
high compatibility 9 PIN SUB-D connector
PNR 89-01-07002 coloured pepperdust
Handsets
for Cabin and Cockpit
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ILLUMINATED KEYBOARD
Handset-series PNR 89-01-07XXX
The series 89-01-07XXX consists of more than 30 types.
Different colours and functions of the dialing keys
are available.
JTSO authorization no: LBA.O.10.919/5JTSO
(Maintenance Manual No. 23-73-01)
colour black, soft grey, pepperdust
microphone sensitivity 67 mV/Pa
high noise cancelling with electret microphone
receiver system electrodynamic
receiver sensitivity 105 dB rel 20 µPa, 1 mW
receiver impedance 600 Ω
power handling capability 200 mW
dialing frequency according CCITT
PTT switch 1 A / 28 V-dc
total weight approx. 380 g
interface 9 PIN SUB-D connector
(installed in A318/319/320/321/330/340 cabin)
Illuminated Handset for long range
Handset Series 89-01-17XXX
This series has the same function as the standard handset
series 89-01-07XXX but is equipped with an illuminated
keyboard for use on long range aircrafts. Today three
keyboards and three colours are available.
Other keyboards on request.
JTSO authorization no: LBA.O.10.919/023JTSO
(Maintenance Manual No. 23-73-04)

PNR 98-01-07900 » A318/319/320/321/330/340
colour black
hook switch reed contact
weight 160 g
PNR 98-01-07902 coloured pepperdust
PNR 98-01-07903 coloured soft grey
PNR 98-01-09374-17 » A300/310
colour black
hook switch 3 micro switches
PNR 98-01-08525 » ATR 42/72
colour pepperdust
hook switch 3 micro switches
PNR 98-01-09602 » Dash 8-Q400
colour black
hook switch 3 micro switches
JTSO authorization no: LBA.O.10.919/5JTSO
(Maintenance Manual No. 23-73-02)
Handset for Commuter
and Business:
Handset Series 89-01-X-18
with Support Bracket 98-01-X-18
fixed for 16g acceleration, fulfills
the new requirements for these
aircraft types.
JTSO authorization no: LBA.O.10.919/025JTSO
(Maintenance Manual No. 23-73-03)
The Support Bracket (Cradle)
for the handset-series 89-01
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AOG Service and Repair Stations
Repair Station and AOG Service
Erie Aviation, Inc.
1607 Asbury Road, P.O. Box 8023
Erie International Airport
Erie PA 16505 USA
Contact: Mr. Harald Aamodt
Phone: +1-814-838-8934
Fax: +1-814-833-3672
haralda@erieaviation.com
Repair Station and AOG Service
SATAIR PTE, Ltd.
27 Loyang Way
508 728 Singapore
Contact: Mr. Yeo Khian Leong
AOG Phone: +65/6543 0977
Fax: +65/6543 0737
yekl@satair.com
Repair Station Europe
HOLMCO · Holmberg GmbH & Co. KG
Ohlauer Strasse 5-11,
10999 Berlin/Germany
Contact: Mrs. Katharina Streuber
or Mr. Said Zakib
Phone: +49-30 · 617 80-0
Fax: +49-30 · 617 80-200
info@holmco.de
HOLMCO Product Support
Contact: Mr. Said Zakib
Phone: +49 -30 · 617 80-113
Fax: +49 -30 · 617 80-255
support@holmco.de
Herausgeber/Fotos: Holmberg GmbH & Co. KG
5/03 Gestaltung : Bettina Altendorf » AGD

Holmberg GmbH & Co. KG
Ohlauer Strasse 5-11
10999 Berlin
Germany
Telephone
+49 · 30 · 617 80-0
Telefax
+49 · 30 · 617 80-200
info@holmco.de
www.holmco.de
www.holmco.de