TOOLS 31 SOUND POWERED PHONES

Question 1

Do the sound powered phones need a power source

Answer 1

No

Question 2

Sound powered phones are not affected by

Answer 2

Temperature
Humidity
Concrete or Steel
Do not present a shock hazard

Question 3

Can a helmet be worn while wearing a sound powered headphone

Answer 3

Yes

Question 4

A 1620 key is attached to each________to gain access to SPT jacks in the NYCT System

Answer 4

Headset

Question 5

The SPT wire reel consists of

Answer 5

400 feet of wire

Question 6

A jumper cord is a small wire with

Answer 6

2 male connectors

Question 7

A “Y” connector is a

Answer 7

Short section that is used to split the sound powered phone to allow additional communication points. It has one male and 2 female connections

Question 8

Are amplifiers required to be used

Answer 8

No

Question 9

There are ____controls on the amplifier, A talk level knob that controls the volume and shall be placed at the________setting when in use, and a PTA (push to amplify) button

Answer 9

2

Highest

Question 10

The PTA button must be

Answer 10

Pressed and held whenever the user wants to transmit a message

Question 11

Once the message is completed the PTA button

Answer 11

Must be released or the reply will not be heard

Question 12

The clip attached to the back of the amplifier may

Answer 12

Be attached to a HT strap

Question 13

If distance requires more than one reel to be used what is needed to connect the two reels

Answer 13

Jumper cords are used to connect the short wire of one reel to the long wire of the next reel

Question 14

Specific members shall be

Answer 14

Dedicated to maintaining the SPT communications link. Each shall be paired with another member who monitors HT communications

Question 15

Sound powered phones do not

Answer 15

Ring or buzz

Question 16

A member monitoring a sound powered phone must

Answer 16

Constantly listen to the headset/handset in case another member is transmitting a message

Question 17

As with HT transmissions what term is used to signal the end of your transmission

Answer 17

K

Question 18

What should a member using a headset in a standby position do

Answer 18

Cover the mouthpiece with his hand

Question 19

NYCT has installed how many types of hard wired SPT systems

Answer 19

2
Street to Station
Street to Tunnel

Question 20

There is usually

Answer 20

No connection from one SPT system to another

ex: from an under river tunnel to a nearby station

Question 21

All SPT connections within the NYCT are located in

Answer 21

Locked metal boxes that are adjacent to standpipe siamese or outlets

Question 22

Boxes containing the SPT jacks require what to be opened

Answer 22

1620 key

Question 23

SPT’S on the platform or mezzanine level are located in

Answer 23

Red metal boxes inside the stainless steel standpipe cabinets

Question 24

Standpipe cabinets are identifies by

Answer 24

Sign with a white hose on a red background. Sign is located above the standpipe outlet

Question 25

If there is no SPT outlet located in the standpipe outlet box then

Answer 25

Look in the surrounding area for a small individual cabinet

Question 26

SPT connectors are typically located at the street level siamese connections closest to the

Answer 26

Emergency exits on both sides of the under river tubes

Question 27

What is the only tunnel that does not have sound powered phones

Answer 27

Joralemon Street Tunnel

Question 28

In the under river tubes how far apart are the SPT connectors

Answer 28

Approximately 200 feet apart at standpipe outlets

Question 29

The TA usually identifies associated standpipe outlets by a

Answer 29

Number

Question 30

What is the only required maintenance on the SPT

Answer 30

Change the 9 volt battery in the amplifier semi annually