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100V line amplifiers with an integral mixer in a half width 2U housing. Inputs for microphones and line input are governed by front panel volume controls with a mixed line output. Mono output to either 100V line or 8 ohms speaker load is connected via a screw terminal connector on the rear panel. Providing cost-effective public address in small to medium installations.
Inputs for microphones and auxiliary line
100V or 8 Ohms operation
Version | 60W, 3 mic | Output power | 60Wrms | Frequency response : line | 91Hz - 48kHz | Frequency response : mic | 93Hz - 15.0kHz | Mic inputs | 3 x 6.3mm jack (unbalanced) | Input sensitivity : line | -8.8dB | Input sensitivity : mic | -50.1dB | Signal to noise ratio : line | 90dB | Signal to noise ratio : mic | 82dB | Dimensions | 285 x 220 x 84mm | Weight | 4.35kg |
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The Crown 135MA is a high value mixer-amplifier for commercial audio. It provides 8-ohm and constant-voltage outputs (70V and 100V). Typical uses are paging, background music, and music-on-hold. The 135MA provides 3 inputs (each with a volume control) and a 35W amplifier output. Other features include priority muting, voice activated muting, phantom power, and Bass and Treble controls.
Features
- 3 inputs (each with a volume control), and one 35W amplifier output channel
- Ideal for paging, background music, and music-on-hold
- Balanced Phoenix-type mic/line input, telephone output, dual RCA stereo music inputs, screw-terminal speaker outputs
- Priority muting by VOX or external switch
- Bass and Treble controls on master output
- Three-Year, No-Fault, Fully Transferable Warranty completely protects your investment and guarantees its specifications
Specifications
- Minimum Guaranteed Power into 8 ohms or 70V/100V Output: 35W
- Frequency Response (at 1 watt from line out): 50Hz to 20kHz +/-1dB; 19Hz to 34kHz +0, -3dB
- Signal to Noise Ratio (ref. to rated power, master volume at minimum):
Mic: > 58 dB.
Line: > 60 dB.
Telephone: > 60 dB.
Inputs 2 or 3 (and 4 in 160MA): > 78 dB - THD+N:
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| - MODULAR DESIGN Optional modules can be installed in multiple configurations for convenience and ease of use. Choose the PAM-CDA (Compact Disc), PAM-T (AM/FM Tuner) or PAM-D (Cassette Deck) modules to expand the PAM-120A/340A/480Aʼs audio capabilities. - INDIVIDUAL INPUT GAIN CONTROLS Rear-panel gain controls for each input channel for total control of individual levels. - SPEAKER SELECT Six speaker select switches enable you to select any combination of up to five speakers. - SELECTABLE PRIORITY MUTING Switchable audio signal priority for Channels 1 and 2, Chime and Telephone input over other input sources. - REMOTE CONTROL INPUT (only PAM-340A/480A) Individual speaker zones can be selected and chime can be operated by wired remote control. - ANNOUNCEMENT CHIME Convenient four-tone chime for use with announcements. - EM(EMERGENCY) - OPTIONAL EMERGENCY VOICE IC (only PAM-340A/480A) When EM switch is pressed in emergencies, EM broadcasting stored in VOICE IC is outputted. | | | | | | | Rated Output Power | PAM-120A(THD 1%) : 120W (RMS) PAM-340A(THD 3%) : 340W (RMS) PAM-480A(THD 3%) : 480W (RMS) | Frequency Response | Amp In | 80Hz~20kHz | Link In | 80Hz~15kHz | CH1~CH6 | 120Hz~8kHz | Remote In | 120Hz~8kHz(PAM-340A, PAM-480A) | T.H.D.(at 1kHz Rated Output) | Less than 1%(PAM-120A) | T.H.D.(at 1kHz Half Power Output) | Less than 0.5%(PAM-340A, PAM-480A) | S/N | Amp In | Better than 90dB(PAM-120A) Better than 88dB(PAM-340A/480A) | Link In | Better than 65dB | CH1~CH6 | Better than 50dB | Remote In | Better than 50dB(PAM-340A/480A) | Input Sensitivity/Impedance | CH1~CH6 | TRIM VR -60dB Position | 1mV/10kΩ | TRIM VR -16dB Position | 158mV/10kΩ | Link In | 100mV/10kΩ | Amp In | 1V/47kΩ(PAM-120A) 1V/20kΩ(PAM-340A/480A) | Remote In | 1V/10KΩ(PAM-340A/480A) | Speaker Output/Impedance | PAM-120A : 120W/4Ω, 70V/42Ω, 100V/83Ω PAM-340A : 340W, 100V/29.4Ω PAM-480A : 480W, 100V/20.8Ω | Preamp Output/Impedance | 1V/600Ω | Tone Control (100Hz, 10kHz) | ±12dB | CH1~CH6 EQ Control (100Hz, 1kHz, 10kHz) | ±12dB | | | | | Power Source | 100–120VAC or 220V–240VAC; 50/60Hz, 24V DC(only PAM-120A) | | (Supplied AC mains transformer depends on country requirements) | Power Consumption | PAM-120A : 135W(1/8 POWER), 200W(1/3 POWER), 300W(FULL POWER) PAM-340A : 260W(1/8 POWER), 400W(1/3 POWER), 620W(FULL POWER) PAM-480A : 360W(1/8 POWER), 550W(1/3 POWER), 880W(FULL POWER) | Weight | PAM-120A : 13kg/28.7lb PAM-340A : 13.5kg/29.7lb PAM-480A : 15.5kg/34.2lb | Dimensions | 420(W) x 132(H) x 360(D)mm/16.5(W) x 5.2(H) x 14.2(D)in | Operation Temperature | 14F~104F (-10°C~+40°C) | ※ Specifications and design subject to change without notice. | | | |
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Crown CDi 2000 2x800W-4Ω Power Amplifier
The Crown? CDi 2000 power amplifi er shall be a solid-state two-channel model
with a switch-mode universal power supply.
The outputs shall be usable as dual or bridged-mono modes of operation.
The bridged-mono mode shall bridge the outputs to provide increased output
voltage.
Front panel controls and indicators shall include the following:
Level: Detented rotary level control, one per channel.
Power Switch: On/off switch applies AC power to the amplifi er.
Sel/Prev/Next Buttons: Three buttons near the LCD screen shall be used to
access menu items and front panel lockout.
LCD Screen: Backlit liquid crystal display shows speaker presets and signal
processing.
Signal Indicator: Green LED, one per channel, illuminates when a very low-level
signal is present at input.
?10 Indicator: Green LED fl ashes when output signal exceeds ?10 dB below
clip.
?20 Indicator: Green LED fl ashes when output signal level exceeds ?20 dB
below clip.
Ready Indicator: Green LED, one per channel, illuminates when the amplifi er is
ready to produce audio.
Clip Indicator: Red LED, one per channel, turns on at the threshold of audible
distortion.
Temp Indicator: Red LED, one per channel, illuminates under excessive temperature
conditions.
Power Indicator: Blue LED illuminates when the amplifi er has been turned on
and has power.
Rear panel controls and connectors shall include the following:
AC Line Connector: NEMA 5-15P (15A).
Input Connector: Two 3-pin removable Phoenix-type connectors each accept a
balanced line-level input signal.
Output Connectors: 4-position barrier strip with connectors for dual louspeakers
or bridge-mono loudspeaker. Dual connectors shall work with 2-8 ohm or
70V loads. Bridge-mono connectors shall work with 4-8 ohm or 140V loads.
HiQnet USB Connector: Type B, connects to a USB port on a PC.
The amplifi er shall have the following specifi cations:
Output Power: 2 ohm Dual (per channel): 1,000W with 1% THD, 4 ohm Dual
(per channel): 800W, 8 ohm Dual (per channel) 475W, 4 ohm Bridge-Mono:
2,000W with 1% THD, 8 ohm Bridge-Mono: 1,600W, 70V Dual (per channel):
800W.
Voltage Gain at 1kHz, 8 ohm rated output: 32.9 dB.
Frequency Response: +0/?1 dB from 20 Hz to 20 kHz at 1 watt into 4 ohms.
Load Impedance: Safe with all types of loads. Rated for 2 to 8 ohms in Dual
mode, 4 to 16 ohms in Bridge-Mono mode.
Sensitivity: 1.4V.
Signal to Noise Ratio (below rated 8-ohm power at 1 kHz): 100 dB (A
weighted).
Damping Factor: Better than 500 from 20 Hz to 400 Hz.
Crosstalk: > 70 dB below rated power, 20 Hz to 1 kHz.
Input Stage: Input is electronically balanced and employs precision 1% resistors.
Input Impedance (nominal): 20 k ohms, balanced;10 k ohms, unbalanced.
Maximum Input Signal: +22 dBu typical.
AC Line Voltage and Frequency Confi gurations Available: 100V, 120V, 220-240V,
50/60 Hz.
AC Line Current: 6.9A.
At Idle: Draws no more than 90 watts.
Operating Temperature: 0° C to 40° C at 95% relative humidity (non-condensing).
The DSP section shall have the following specifi cations:
Input EQ: 6 parametric fi lters per channel with adjustable Q, ±15 dB boost/cut.
Also adjustable high and low shelving fi lters. This 8-fi lter EQ section can be
bypassed.
Crossover Filters: Highpass and lowpass per channel. Butterworth 6/12/18/24
dB per octave and Linkwitz-Riley 24/48 dB per octave. Also includes ±15 dB
bandpass gain and polarity control.
Output EQ: 8 parametric fi lters per channel with adjustable Q, ±15 dB boost/cut.
This 8-fi lter EQ section can NOT be bypassed. Filters are enabled individually.
Delay: Up to 50 msec total delay per channel.
Output Limiter: Prevents clipping and protects loudspeakers. Choice of ?3, ?6,
or ?12 dB threshold per channel.
Presets: 20 presets. 19 are user-defi nable.
Protection shall include the following:
CDi-Series amplifi ers shall be protected against shorted, open or mismatched
loads; overloaded power supplies; excessive temperature; chain destruction
phenomena; excessive output current, and input overload damage. They also
protect loudspeakers from input/output DC, large or dangerous DC offsets and
turn-on/turn-off transients
The chassis shall be steel. Cooling shall be by a proportional speed fan with
front-to-rear airfl ow.
Dimensions shall be EIA Standard 19-in. rack mount width (EIA RS-310-B), 3.5
in. (8.9 cm) high and 12.25 in. (31.11 cm) deep behind mounting surface.
Net weight shall be 19 lb (8.6 kg). Shipping weight shall be 22 lb (10.0 kg).
The amplifier shall be designated the Crown CDi 2000.
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| - INTEGRATED DIGITAL PA COMBINATION SYSTEM (ALL IN ONE SYSTEM) - SIMULTANEOUS 2 GROUP DIFFERENT BROADCASTING - DIGITAL PROCESSING & DIGITAL AMPLIFIER - CD COPY (EXTEND LIFE-TIME OF CD MECHANISM) - USB INTERFACE (USB HOST) | | | | | POWER AMP | Rated Output | 120W + 120W | Input Sensitivity | -10dBV / 10kΩ | S/N | Better than 75dB | Frequency Response | 100Hz-18kHz | MIC/LINE 1~5CH | MIC Input Sensitivity | -55dBV / 10kΩ | MIC S/N | Better than 55dB | MIC Frequency Response | 120Hz-10kHz | MIC T.H.D | Less than 0.5% | LINE Input Sensitivity | -10dBV / 10kΩ | LINE S/N | Better than 65dB | LINE T.H.D | Less than 0.3% | CD | S/N | Better than 80dB | Frequency Response | 100Hz-20kHz | TUNER | S/N | Better than 60dB | Frequency Response | 120Hz-12kHz | Power Consumption | 170W (1/8 Power) | Weight | 16kg/35.3lb | Dimension | 482(W)x177(H)x373(D)mm/19(W)x7(H)x15(D)in | ※ Specifications and design subject to change without notice. | | | |
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Toa A1806 powered mixer is a basic mono/2 zones 60 Watts (100V) PA amplifier with 3 mic channels suited for broadcasting, paging or background music in schools, offices or shops.
| Weight (KG) | 9.4 | Size (mm) | 420 x 107.7 x 367 | Colour | Black | Manufacturer warranty (UK) | 1 year RTB |
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