Astatic Golden eagle T-UG9-D104 - User Manual

ASTATIC
Golden
Eagle
Tfansistorized
Desk
Stand
&
D-lO4
Micro.
GRIP,
PUSH, TOUCH
OR LOCK
ON- TO-TALK
TYPE
and Profes
sional Users
The
Stahrs Syrnbol
for
C. B.
,
Ham
GENERAL
DESCRIPTION
The
trGolden
Eagle";
Astaticts lirnitedproduction
Bicenten-
nial rnicrophone comrnernorating
our nationts
200th
birth-
day, will
be-the
rnost
treasured
rnicrophone in the
history
of our
country.
The
world farnous Astatic D-104
rnicrophone,
ernblazcined
withthe
"Golden
Eaglerr,
is rnounted
on
a new Astatic 6 wire
transistorized
desk stand
for
universal
hook-up applications.
Both
rnicrophone
and
de
sk stand are beautifully
plated
in
2
0K
gold
to
add the final touch
of
elegance.
Ttre
Golden
Eagle
(T-UG9-DI04,
Gold)
Stand
has
a built-in
two-stage
silicon transistor
amplifier having high irnpedance
input.
The
output irnpedance is suitable for tihe
inputs of
rnost all cornrnercial
transrnitters
or
transceivers. The
high
gain
available
ensures
desired rnodulation capability.
The
gaincanbe
readily adjusted for the
desired rnodulation.
The
control is
recessed
to avoid
accidental
changes. The
result is an ideal base station
rnicrophone for
CB,
Arnateur
or other comrnunication transceiver
or
transrnitter. The
tailored
response and high
gain
ensures excellent talk-power
and
intelligibility
- -
and full rnodulation.
-
"""t,r*",
"r.a
sppirrlcTiroNs
D-104 MICROPHONE:
High
quality rnetal
se.aled type
crystal.
MICROPHONE
RECEPTACLE: On top
of
stern,
offers instant rni-
crophone change
versatility.
S\{HICH
BAR FOR EASY CONTROL:
Canbelocked
"ON'r
byrnov-
ing
ttslide
clampil to top
of stand.
HEAVY, TIP-FREE
BASE: Sturdy,
die-cast zinc
construction
pro-
'
tects the
rnicrophone frorn
rrtip
overrr darnage.
ATTRACTM FINISH: 20K
Gold
NOISE-FREE
AND CLICK-FREE SWITCHING: Uses
heavy
duty 3
PDT leaf type switch
with
palladiurn
contacts. Low contact
resistance of 20 rnilliohrns;
will
not
oxidize and requires
no cleaning.
High
current capability
for relay operation allows up
to
3
amperes
DC and
non-inductive
AC
loads
with cornplete safe-
tf.
x'l'
o
o
o
o
o
o
o
o
O
HIGH
GAIN,
TWO TRANSISTOR
AMPLIFIER.
RECESSED
VOLUME CONTROL TO
AVOID ACCIDENTAL
CHANGES.
SIZE:
See Fig. 1.
'WEIGHT:
GOLDEN
EAGLE
-
zLb.
,
LO
L
lZoz.
>1.*
Caution Note: Care
should be
exercised in exciting
relays with
AC
because
of induced
hurn
fields.
rHE
ASTATIC
conp.
ELEC TRONIC S PECIFICATIONS
O
FREQUENCY RESPoNSE: See Fis.'4.
on other
sid.e.
OUTPUT LEVEL:
@.
1000H2:
I
rneg. Load
=
-20d8
re IV/rnicrobar.
5000
Load
=
-Z6dB
re
lV/rnicrobar.
POLAR PATTERN:
Sernidirectional.
O
ourPUT IMPEDANCE:
5000 ohrns or
less.
O
AMPLIFIER
VOLTAGE
GAIN:
Z6dB.
O
BATTERY TYPE:
9
volt;
Eveready
216,
Burge ss ?Y6,
Ray-O-Vac
16A4, etc.
O
BATTERY
DRArN:
r.z
rna.
O
BATTERY LIFE:
Approx. 6 rno.
(based
on
norrnal usage).
O
TEMPERATURE
RANGE: Approx.
-30
C. to 445
C.
(Lirnited
by
crystal.
)
o
'RELAY" 'ELECTRONIC'
or'SPECIAL
CIRCUITS': By
plugwiring
O
CABLE: Coiled
cord;
single
conductor
shielded
plus
four unshielded
conductors.
MANUFACTURERS OF
PHONOGRAPH CARTRIDGES
NEEDLESTPICKUPSTMICROPHONES
o
o
a
CoNNEAUT,
OHIO
I
U.S.A.44030
lN CANADA:
Canadian
Astatic,
Ltd.,
182O
Ellesmere
Road, Scarborough,
Ontario
PHONE:
593-l
I I I
Area Code 216
EXPORT SALES:
Morhan
Exporting
Corporation
27O-7a
Newtown
Road,
Plainview,
New York 11803
Form No.
90-ZL7

Summary

General Description

Golden Eagle Model

Limited production bicentennial microphone commemorating the nation's 200th birthday.

Astatic D-104 Integration

Features the world-famous Astatic D-104 microphone on a new transistorized desk stand.

Premium Finish

Beautifully plated in 20K gold for an elegant and treasured appearance.

Integrated Amplifier

Built-in two-stage silicon transistor amplifier with high impedance input and suitable output.

Adjustable Gain Control

High gain for modulation capability, with a recessed control for easy adjustment.

Features and Specifications

Microphone Type

D-104 microphone with high-quality metal sealed type crystal.

Microphone Receptacle

On top of the stand stem for quick and versatile microphone changes.

Control Switch Bar

Lockable switch bar for convenient 'on' operation via a slide clamp.

Stand Base

Heavy, tip-free die-cast zinc construction for stability and protection.

Switching Mechanism

Noise-free, click-free 3PDT switch with palladium contacts, low resistance, no cleaning.

Amplifier Details

Features a high gain, two-transistor amplifier.

Volume Control Placement

Recessed volume control to prevent accidental adjustments during use.

Electronic Specifications

Frequency Response

Details frequency response characteristics as shown in Figure 4.

Output Level

Specifies output levels at 1000Hz into 1 meg. and 5000 ohm loads.

Polar Pattern

The microphone exhibits a semidirectional polar pattern.

Output Impedance

The output impedance is rated at 5000 ohms or less.

Amplifier Gain

The integrated amplifier provides a voltage gain of 26dB.

Battery Requirements

Uses a 9-volt battery, listing compatible types like Eveready 216.

Battery Life & Drain

Low battery drain of 1.2 mA, offering approximately 6 months of life.

Temperature Range

Operates within approximately -30°C to +45°C, limited by the crystal.

Circuit Wiring Options

Options for 'Relay', 'Electronic', or 'Special Circuits' via plug wiring.

Cable Specification

Coiled cord with one shielded and four unshielded conductors.

Wiring and Setup

Stand Schematic

Diagram illustrating the stand's internal wiring and components.

Frequency Characteristics

Graph showing the microphone's response across different frequencies.

Control Switching Notes

Details on how switching functions work for 'Relay'/'Electronic' circuits.

Cable Connector Wiring

Specifies wire connections for the audio input, ground, and control circuits.

Volume Control Adjustment

Guidance on setting the volume control for desired modulation level.

Touch Control

Instructions for adjusting slide clamp tension for sensitive touch control.

Battery Replacement

Procedure for replacing the 9-volt battery located inside the stand base.

Gold Finish Care

Recommendations for cleaning and preserving the 20K gold finish.

T-UG9 Stand Special Instruction Notes

Over-modulation Solutions

Addresses over-modulation by suggesting resistors or an 'L' pad in the cable.

Resistor Value Adjustment

Decreasing the value of the 470 ohm resistor lowers the output level.

Cable and Plug Wiring

Caution on matching color codes for cable and equipment connections.

R.F. Feedback Troubleshooting

Solutions for R.F. feedback including antenna SWR and grounding.

R.F. Filter Installation

Details on installing an R.F. filter to eliminate feedback to the audio input stage.

Continued Instruction Notes

Transceiver Ground Potential

Addresses potential shorts with metal-housed mics on transceivers with different ground potentials.

Capacitor for Grounding

Recommends a 10 mf. capacitor for adequate voltage rating to prevent shorts.

Gain Adjustment Procedure

Step-by-step guide to setting gain to avoid distortion and over-modulation.

Receive Mode Grounding

Instruction to ground the audio line in receive mode to avoid hum.

Astatic Golden eagle T-UG9-D104 Specifications

General

Brand	Astatic
Model	Golden eagle T-UG9-D104
Category	Microphone
Language	English