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Questions tagged [chess-clocks]

A chess clock is a timing device used to keep games moving. When a player's time runs out, she faces some penalty, frequently the loss of the game. For questions about time controls or time management, use the respective tags time-control and time-management.

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Is it possible for a clock to show less than 30 seconds for a player in a game with a 30-second increment?

Is it possible for a clock to show less than 30 seconds for a player in a game with a 30-second increment when it is his opponent's turn? My answer: Even if one player has only 1 second on his ...
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1answer
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When does a chess clock start?

Lichess.org starts the clock of each player after their first move. Chess.com starts the clock when the players agree to a match, before their first move. I think Lichess is correct, that's what we ...
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2answers
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How do delay and increment work, exactly?

I am trying to program my own chess clock and would like it to be as accurate as possible. Suppose 2 players, player A and player B, are playing a 15 minute game with a 2 second delay. Suppose A is ...
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2answers
429 views

Is it legal to hit the clock with piece, captured or otherwise?

I have often seen in blitz games that when a player captures a piece and then hits the clock with the piece. Is that a legal move or is the player required to place it on the table and hit the clock ...
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1answer
236 views

What happens when both players are out of time in Blitz?

What are the rules when the clock for both players has reached 0? Are these rules different for digital clocks (where the clock shows who was the first player to flag) and analog clock where it might ...
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5answers
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What is the result? (Rules + puzzle)

[EDITED to include followup - EDIT 2 to include definition of position] This is in part a genuine question on the FIDE Laws of Chess, and in part a small puzzle to solve. Suppose that during a long ...
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1answer
115 views

What is the Bronstein (delay) equivalent of Fischer time control of game in 90 plus 30 second increment for FIDE rating?

The FIDE Rating Regulations say For a game to be rated each player must have the following minimum periods in which to complete all the moves, assuming the game lasts 60 moves. Where at least ...
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1answer
243 views

LEAP PQ9912 Chess Timer - count up option

The advertisements for this clock say that it has a pre-set count up feature, but I cannot find it, nor does the instruction manual say anything about it. Does anyone know if this clock has a count up ...
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Does the Chronos GX have a count up setting?

I've had the Chronos GX for a while now but I don't use it much because I need a count up setting. In other words, I'd like it to start at 0 and have it count up as time is spent. The regular Chronos ...
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1answer
78 views

Origin of Blitz

For some time now, blitz (in any of various formats) has been a very popular format of chess. It is obvious that in order to play blitz you need to have a chess clock and these have been around for ...
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5answers
347 views

Soundless chess clocks

We are trying to organize chess event but the restaurants and coffee shops we asked complain that the sound made by pressing the chess clocks might disturb people. We could organize the event in a ...
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1answer
93 views

clock simultaneous exhibition

In a clock simultaneous exhibition, would the exhibitor normally be given extra time to compensate for his/her walking time from board to board? The question was prompted by a scene in a movie (the "...
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519 views

How many times should I let my opponent know they forgot to press their clock?

I've had this question on my mind for a while, and I searched around and found a previous question (Should you let your opponent know if they have forgotten to press their clock?) that touched on the ...
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1answer
161 views

Chess Clock App that does not pause when put in the background?

Hi StackExchange#Chess! I am looking to track how much time I spent "working" and "not working". I would like to use a chess clock for this. When I go away from my desk, I hit the player 1's timer, ...
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1answer
214 views

Valid claim for a draw in a blitz game?

Following situation occurred in my last tournament: It was a 5 min blitz game without time increment. My opponent didn't have any material left. I touched my rook and wanted to place it on the ...
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3answers
149 views

Timer expired suggestions

I am developing a computer based game. I am aware some of different official timer expiration rules. But I want to make the following simple rule when the timer expired. After player one has made a ...
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2answers
433 views

Mate vs timeout

I've read about the "mate prevail thing" here : Mate Prevails - Chess Rule but I couldn't get a clear view on one odd point. I get that the mate move prevail, but if you couldn't do it before the ...
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1answer
145 views

Is it possible to setup DGT Easy+ Gametimer for a 75' for first 30 moves, and 15' for the rest of the game?

In the local chess club of which I recently became member we typically play games with time control described in the title. DGT's manuals are terrible so I do not know which DGT clock supports this ...
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2answers
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Opening a chess club

Beside the chess sets and clocks, what materials are needed? I took care of the place, I'm talking about chess materials needed. Now lets talk about the materials, I would like to buy them this week, ...
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3answers
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What are the standard time controls for live chess (non-OTB and non-correspondence) on every chess websites?

I'm trying to establish what are the most common time controls for live chess (non-OTB and non-correspondence chess) on every chess websites. And so I need to know what are the standard time controls ...
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3answers
1k views

Bronstein timing vs. Simple Delay, Is there a formal definition of Bronstein Timing that specifies whether the increment should be added initially?

There seems to be some controversy on whether there is really any practical difference between Bronstein timing and Simple Delay timing. By "Bronstein" and "Simple Delay" I'm referring to the timing ...
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3answers
622 views

Do chess clocks typically provide count up features?

I've decided to purchase a chess clock for productivity at work, and I really like the dual display of the chess clock: one timer for work, another timer for fooling around. However, I'd like to know, ...
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3answers
2k views

Should you let your opponent know if they have forgotten to press their clock?

I'm in two minds here. The good sportsman says you should always let your opponent know (maybe limited to once per game). The more hard-nosed part of me says that managing the clock is part of the ...
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2answers
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Where can I get a reliable and user-friendly, but not extravagant, chess clock?

I'm looking for a reliable and user-friendly chess clock, but I don't want to spend $50 (under $25 would be preferable). I'm not sure whether analog or digital would be better for me - so one ...
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6answers
924 views

Does it ever make sense to stall for time?

The game clock is used to prevent players from overly delaying the game (the keywords being "overly delaying the game"). Are there times in a timed game that stalling one's own development of the ...
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2answers
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Is a DGT Bluetooth Wireless e-Board stable enough to use regularly?

I am considering purchasing a DGT Bluetooth Wireless E-Board for my school's chess club for exhibition games to be broadcast to a room without having everyone hovering over the board. Are these ...
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2answers
484 views

Delay clock with delay not set

Over the past few years of tournament play, I've seen three games where the delay was not enabled on a digital clock. In all of these cases, the clock was a Chronos set to display HH:MM until the ...