Video input

Number/signal type 

1 analog RGBHV, RGBS, RGsB, RsGsBs

Connectors — RGB 500, RGB 500 Dual, RGB 500 EC, RGB 508, RGB 508 EC, RGB 500 AKM

1: 9-pin D male, MBC/LBC cable or buffer

Connectors — RGB 550, RGB 550 Dual, RGB 550 EC, RGB 558, RGB 558 EC, RGB 550 AKM

1: 15-pin HD male (Mac and Sun/SGI to VGA adapter cables are available.)

Nominal level(s) 

Analog: 0.3V to 1.5V p-p

Minimum/maximum level(s) 

Analog: 0V to 1.5V p-p

Impedance 

75 ohms or High Z, switchable (set to 75 ohms if no local monitor is connected)

Horizontal frequency 

Autoscan 15 kHz to 130 kHz

Vertical frequency 

Autoscan 30 Hz to 120 Hz

Return loss 

-30dB @ 5 MHz

Maximum DC offset 

4.0V

Video throughput

Gain AKM models (0.7V) unity, (0.8V) 50%, (0.9V) 100%

All other models Unity (0.70V p-p), (0.725V p-p) 50% peaking,

(0.75V p-p) 100% peaking

Bandwidth 

300 MHz (-3dB)

Video output

Number/signal type 

1 analog RGBHV, RGBS, RGsB

Connectors — All models 5 BNC female

Connectors — RGB 550, RGB 550 Dual, RGB 550 EC, RGB 558, RGB 558 EC, RGB 550 AKM

1: 15-pin HD female for buffered local monitor output

Nominal level AKM models 0.7V p-p, 0.8V p-p, 0.9V p-p

All other models 0.70V p-p, 0.725V p-p, 0.75V p-p

Impedance 

75 ohms

Return loss 

-30dB @ 5 MHz

Sync

Input type 

RGBHV TTL (±), RGBS TTL (±), RGsB 0.3V (-), RsGsBs 1.3V (-)

Output type 

RGBHV (±), RGBS(±), RGsB (-)

Input level 

2V to 5.5V p-p with ±0.3VDC offset (max.)

Output level 

4V to 5V p-p

Input impedance 

10 kohms

Output impedance 

75 ohms

Max. input voltage 

5.7V p-p

Max. propagation delay 

48 nS

Max. rise/fall time 

3.5 nS

Polarity — AKM models RGBHV Polarity follows input when RGBHV is input and the

sync polarity switch is set to Off.: Sync polarity is negative if

the sync polarity switch is set to On.

RGBS, RGsB 

Negative

Polarity — All other models

RGBHV: Polarity follows input when RGBHV is input and the bottom

panel sync polarity jumper is set to follow (pin 1 jumpered to pin 2).

Sync polarity is negative if the sync polarity jumper is set

to negative (pin 2 jumpered to pin 3).

RGBS, RGsB 

Negative

Audio input

Number/signal type 

1 PC level stereo, unbalanced

Connectors 

1: 3.5 mm stereo jack, 2 channel; tip (L), ring (R), sleeve (ground)

Impedance 

10 kohms, DC coupled

Minimum level: 100mV

Maximum level 

+8.5dBu,: (unbalanced) @ stated %THD+N

Audio throughput

Gain 

Unbalanced 0dB,: balanced +6dB

Frequency response 

±0.05dB @ 20 Hz to 20 kHz

THD + Noise 

0.03% @1 kHz,: 0.3% @ 20 kHz at rated maximum output drive

S/N 

>90dB, output 14dBu, balanced

Stereo channel separation 

>95dB @ 1 kHz to 20 kHz

Audio output

Number/signal type 

1 stereo (2 channel), balanced/unbalanced

Connectors 

3.5 mm stereo captive screw terminal, 5 pole, for left and right output

Impedance 

50 ohms unbalanced,: 100 ohms balanced

Gain error 

±0.1dB channel to channel

Drive (600 ohm) 

> +14dBu, balanced at stated %THD+N

General

Power 

12 to 24VAC or VDC, 0.5 A, 5 watts, external

(Order the power supply separately, part #70-055-01.)

Temperature/humidity 

Storage -40° to +158°F (-40° to +70°C) / 10% to 90%, non-condensing

Operating +32° to +122°F (0° to +50°C) / 10% to 90%, non-condensing

Rack mount 

No

Furniture mount 

Yes, or wall mount, with included hardware

Enclosure type 

Metal

Enclosure dimensions — RGB 500, RGB 550

     Faceplate 

4.50" H x 4.50" W

(11.43 cm H x 11.43 cm W): (2-gang)

     Interface enclosure 

2.50" H x 3.70" W x 1.75" D

(6.35 cm H x 9.40 cm W x 4.45 cm D)

Enclosure dimensions — RGB 500 Dual, RGB 508, RGB 550 Dual, RGB 558

     Faceplate 

4.50" H x 8.20" W

(11.43 cm H x 20.83 cm W): (4-gang)

     Interface enclosure 

2.50" H x 3.70" W x 1.75" D

(6.35 cm H x 9.40 cm W x 4.45 cm D)

Enclosure dimensions — RGB 500 EC, RGB 550 EC

     Faceplate 

3.15" H x 3.93" W: (8.00 cm H x 9.98 cm W)

     Interface enclosure 

2.50" H x 3.70" W x 1.75" D

(6.35 cm H x 9.40 cm W x 4.45 cm D)

Enclosure dimensions — RGB 508 EC, RGB 558 EC

     Faceplate 

3.15" H x 7.69" W: (8.00 cm H x 19.53 cm W)

     Interface enclosure 

2.50" H x 3.70" W x 1.75" D

(6.35 cm H x 9.40 cm W x 4.45 cm D)

Enclosure dimensions — RGB 500 AKM, RGB 550 AKM

     Interface 

3.08" H x 8.13" W x 1.62" D

(7.82 cm H x 20.64 cm W x 4.12 cm D)

Shipping weight 

RGB 500, RGB 550: 2 lbs (0.9 kg)

All other models: 3 lbs (1.4 kg)

Vibration 

NSTA 1A in carton (National Safe Transit Association)

Approvals AKM models UL, CE

All other models UL, CE, FCC Class A

MTBF 

30,000 hours

Warranty 

3 years parts and labor

(7.0-030100-D1)