KRAMER VS-4X 4×1 Balanced Stereo Audio Mechanical Switcher

INPUTS:    4 balanced stereo audio, +4dBu typical, on XLR connectors.
OUTPUT:    1 balanced stereo audio, +4dBu typical, on XLR connectors.
SWITCHING SYSTEM:    Mechanical, break-before-make.
BANDWIDTH (-3dB):    100kHz (audio).
CROSSPOINTS:    4 x 2 for audio stereo.
SIGNAL LEVELS:    Up to +30dBu.
DIMENSIONS:    15.3cm x 6.6cm x 7.6cm (6” x 2.6” x 3”) W, D, H.
WEIGHT:    0.57kg (1.27lbs) approx.
OPTIONS:    RK-4X 19" rack adapter.

INPUTS:    5 unbalanced stereo audio, 1Vpp/50kΩ on RCA connectors.
OUTPUT:    1 unbalanced stereo audio, 1Vpp/100Ω on RCA connectors.
MAX AUDIO OUTPUT:    3Vpp.
AUDIO BANDWIDTH (-3dB):    100kHz.
GAIN RANGE:    60dB (via underside accessible trimmers).
AUDIO S/N RATIO:    Better than 78dB.
CONTROL:    5 front panel buttons, contact closure via the link connector.
THD:    Less than 0.08%.
POWER SOURCE:    12V DC, 100mA.
DIMENSIONS:    16.5cm x 12cm x 4.5cm (6.5” x 4.7” x 1.8”) W, D, H.
WEIGHT:    0.62kg (1.4lbs) approx.
ACCESSORIES:    Power supply.
OPTIONS:    RK-1 19" rack adapter.

INPUTS:    8 unbalanced stereo audio, on RCA type connectors.
OUTPUT:    1 unbalanced stereo audio, on RCA type connectors.
SWITCHING SYSTEM:    Mechanical, break-before-make.
CROSSPOINTS:    1 of 8.
SIGNAL LEVELS:    Up to +30dBu.
BANDWIDTH(-3dB):    25kHz.
DIMENSIONS:    18.8cm x 10.2cm x 4.4cm (7.4” x 4” x 1.7”) W, D, H.
WEIGHT:    0.64kg (1.4lbs) approx.
OPTIONS:    RK-81 19” rack adapter.

INPUT:    1 unbalanced stereo audio, 1Vpp/50kΩ on a 3.5mm mini jack; 3 unbalanced stereo audio, 1Vpp/50kΩ on RCA connectors.
OUTPUTS:    Stereo headphone on a 6.5mm connector; loudspeakers on a terminal block connector; automatic switching when a headphone is plugged in.
BANDWIDTH (-3dB):    20kHz.
S/N RATIO:    68dB unweighted.
CONTROL:    Input selector switches: bass (70Hz.), mid (1kHz), treble (15kHz): +/-15dB; volume, balance, and loudness controls.
OUTPUT POWER:    4.5W RMS per channel into 4Ω @15V supply.
THD+NOISE:    0.059% @1kHz, 1V.
2nd HARMONIC:    0.025%.
POWER SOURCE:    12-15V DC, 22V max, up to 1A.
DIMENSIONS:    19cm x 13.5cm x 2.5cm (7.5” x 5.3” x 0.98”) W, D, H.
WEIGHT:    0.6kg (1.32lbs) approx.
ACCESSORIES:    Power supply.
OPTIONS:    RK-T2B 19" rack adapter.

INPUTS:    2 balanced stereo audio +4dBu/50kΩ on XLR (F) connectors.
OUTPUTS:    10 balanced stereo audio +4dBu/50Ω on XLR (M) connectors.
MAX. OUTPUT LEVEL:    23.8Vpp.
BANDWIDTH (-3dB):    >100kHz.
S/N RATIO:    89.3dB.
CROSSTALK:    -78dB.
CONTROLS:    Level (x2): -0.7dB to +5.1dB, mode selector switches.
COUPLING:    AC (input); DC (output).
AUDIO THD + NOISE:    0.081%.
AUDIO 2nd HARMONIC:    0.006%.
POWER SOURCE:    230V AC, (115V AC USA), 6VA.
DIMENSIONS:    19" x 7" x 1U W, D, H, rack mountable.
WEIGHT:    2.6kg (5.7lbs) approx.
ACCESSORIES:    Power cord.

INPUTS:    4 unbalanced stereo audio, 1Vpp/33kΩ on 3.5mm mini jacks.
OUTPUTS:    4 unbalanced stereo audio, 1Vpp/220Ω typical on 3.5mm mini jacks.
MAX OUTPUT LEVEL:    5.2Vpp (+7dBu).
AUDIO BANDWIDTH (-3dB):    100kHz.
S/N RATIO:    90dB.
CROSSTALK:    -79dB @1kHz.
THD @1kHz:    0.018%.
2nd HARMONIC:    0.002%.
POWER SOURCE:    12V DC, 20mA.
DIMENSIONS:    12cm x 7.5cm x 2.5cm (4.7” x 2.95” x 0.98”) W, D, H.
WEIGHT:    0.28kg (0.62lbs) approx.
ACCESSORIES:    Power supply, mounting bracket.
OPTIONS:    RK-3T 19” rack adapter.