Model 230 Announcer’s Console

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The Model 230 Announcer’s Console is designed to serve as the audio control “hub” for announcers, commentators, and production personnel. The tabletop unit is suited for numerous applications including on-air television and radio broadcasting. The Model 230 is compatible with essentially all broadcast and production audio system environments. Standard connectors are used to interface microphone, headphone, on-air, talkback, IFB, and party-line intercom signals.

Key Features
Microphone preamp with selectable gain and 48 V phantom power
Two line-level inputs
Broadcast IFB input
Three pushbutton switches offer programmable “click-free” audio path control
Transformer-balanced main output
Line-level talkback output
Dual-channel intercom interface with “auto-terminate”
Stereo headphone monitoring of selectable sources
Two rotary headphone output level controls
Microcontroller-directed audio routing
Auxiliary relay contacts
Powered by intercom, IFB, or by external DC source
All configuration switches and trim potentiometers accessible via the bottom of the enclosure

Categories: Audio, Audio

Model 230 Announcer's Console

Specifications

General Audio (Mic In-to-Main Output):
Frequency Response: 10 Hz-20 kHz, ±0.2 dB, mic in/main out
Distortion (THD+N): 0.008%, measured at 1 kHz, mic in/main out
S/N Ratio: 86 dB, referenced to –42 dBu mic in/–2 dBu main out
Dynamic Range (A-weighted): 108 dB
Connectors:
Mic In, Line In 1 & 2, IFB In, Intercom Interface: 3-pin female XLR
Main Out, Talkback Out: 3-pin male XLR
Headphone Out: ¼-inch 3-conductor phone jack
24 Vdc Power In: 2.1 x 5.5 mm coaxial power jack with locking bushing, compatible with Switchcraft S760K plug
Spare Connector Locations: 3
Allows up to three Neutrik NC*D-L-1 connectors to be installed (*=3F, 3M, 5F, 5M, 6F, 6FS, etc.)
Microphone Input/Preamplifier:
Type: electronically balanced
Input Impedance: 2 k ohms
CMRR: >80 dB, 20 Hz-20 kHz, 40 dB gain
Gain Range: 20 to 60 dB, nominal, adjustable in 10 dB steps; 0 dB (no gain) also available
Compatibility: dynamic or phantom-powered mics
Phantom Power: 48 Vdc, nominal, meets IEC 61938 P48 standard
Compressor:
Threshold: 2 dB above nominal level
Attack/Release Time: 2 mSec/100 mSec
Slope: 5:1
Status LED: compressor active
Line Inputs: 2
Type: balanced, transformer-coupled
Impedance: 10 k ohms
Nominal Level: –12 dBV to +6 dBu, adjustable
IFB Input:
Type: 2-channel, unbalanced (pin 1 common; pin 2 DC with channel 1 audio; pin 3 channel 2 audio)
Impedance: 10 k ohms
Nominal Level: –10 dBu

Intercom Interface:
Type: 2-channel, unbalanced (pin 1 common; pin 2 DC with channel 1 audio; pin 3 channel 2 audio)
Compatibility: single- and dual-channel intercom systems such as from RTS® and Clear-Com®
Impedance: 10 k ohms
Nominal Receive Level: –10 dBu
Nominal Talkback Level: –10 dBu
Sidetone: 0 to –18 dB, adjustable
Main Output:
Type: balanced, transformer-coupled
Nominal Level: –2 dBu
Maximum Level: +20 dBu into 2 k ohms
Impedance: 100 ohms
Line-Level Talkback Output:
Type: transformer-coupled with series capacitors and isolation resistors
Impedance: 600 ohms
Nominal Level: +4 dBu
Maximum Level: +11 dBu (compressor restricts maximum)
Headphone Output: 1, stereo
Compatibility: intended for connection to mono or stereo headphones or headsets with nominal impedance of 100 ohms or greater
Type: voltage driver
Maximum Output Voltage: 12 Vpp, 150 ohm load
Auxiliary Relay:
Function: software configurable
Contacts: 2, form C (Common, Normally Closed, Normally Open)
Rating: 1 A, 30 W (resistive)
Access: requires user-implemented connector scheme
Power Sources:
IFB Input: 24-32 Vdc, 125 mA
Intercom Interface: 24-32 Vdc, 125 mA
External: 24 Vdc, 90 mA @ 24 Vdc; acceptable range 20-30 Vdc. Each unit shipped with a universal input/24 Vdc output power supply.
Options: direct microphone output card, line-level output card
Dimensions (Overall):
8.1 inches wide (20.6 cm)
3.3 inches high (8.4 cm)
8.5 inches deep (22.4 cm)
Weight: 4.5 pounds (2.1 kg)